{"title":"Wedge Subwoofer Boxes and Enclosures","description":"\u003cdiv class=\"ai-collection-grid\"\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eAngled Wedge Design for Better Vehicle Fitment\u003c\/h2\u003e\n    \u003cp\u003eThe wedge shape allows the enclosure to sit flush against rear seats. It follows the angle of seat backs. This improves fitment in tight spaces. It reduces wasted space. Installation stays clean and secure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eEfficient Use of Cargo and Cabin Space\u003c\/h2\u003e\n    \u003cp\u003ePerformance Wedge enclosures are designed to save space. They fit close to vehicle walls. Cargo room remains usable. Seating position is not affected. The layout stays practical.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eClean and Controlled Bass Output\u003c\/h2\u003e\n    \u003cp\u003eEach enclosure is built with proper internal volume. Subwoofer movement stays controlled. Bass response remains tight. Distortion is reduced at normal listening levels. Performance stays consistent.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eDesigned for Daily Driving Systems\u003c\/h2\u003e\n    \u003cp\u003eThese enclosures are built for real vehicle use. They handle vibration and movement. Construction focuses on durability. Output remains stable during long listening sessions. Reliability is maintained over time.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eCompatible With Many Subwoofer Options\u003c\/h2\u003e\n    \u003cp\u003eThe Performance Wedge Series supports a wide range of subwoofers. It works with common mounting depths. It pairs well with moderate to higher amplifier power. System planning stays flexible. Fitment remains predictable.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ai-block\"\u003e\n    \u003ch2\u003eA Balanced Upgrade for Space and Performance\u003c\/h2\u003e\n    \u003cp\u003eThe Performance Wedge Series offers a clear improvement over basic box designs. It combines efficient fitment with clean bass output. It suits daily drivers and upgraded systems. It maintains Proline-X build standards. It delivers dependable performance in a compact form.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n","products":[{"product_id":"proline-x-performance-wedge-p12-ws-iii-sealed-enclosure-for-12-subwoofers","title":"Proline X Performance Wedge P12-WS III Sealed Enclosure for 12\" Subwoofers","description":"\u003cstyle\u003e\n  .ps-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .ps-hero { background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%); padding: 60px 40px; text-align: center; color: white; }\n  .ps-hero .ps-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .ps-hero .ps-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 20px 0; color: white; }\n  .ps-hero .ps-meta { font-size: 0.95em; color: #67e8f9; margin: 0; letter-spacing: 1px; }\n  .ps-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .ps-section-alt { background: #ecfeff; }\n  .ps-section h2 { color: #155e75; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #06b6d4; }\n  .ps-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .ps-section p { font-size: 1.05em; margin: 0 0 18px 0; color: #334155; }\n  .ps-section strong { color: #0f172a; font-weight: 700; }\n  .ps-mdf-table { width: 100%; border-collapse: collapse; margin: 25px 0; background: #0f172a; color: #e2e8f0; border-radius: 8px; overflow: hidden; }\n  .ps-mdf-table td { padding: 14px 18px; border-bottom: 1px solid #1e293b; vertical-align: top; }\n  .ps-mdf-table tr:nth-child(even) { background: #0a1120; }\n  .ps-mdf-table tr:last-child td { border-bottom: none; }\n  .ps-mdf-table td:first-child { color: #06b6d4; font-weight: 700; white-space: nowrap; width: 25%; }\n  .ps-mdf-table td:nth-child(2) { color: white; font-weight: 700; width: 20%; }\n  .ps-mdf-table td:nth-child(3) { color: #cbd5e1; font-size: 0.95em; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"ps-wrap\"\u003e\n\n\u003cdiv class=\"ps-hero\"\u003e\n  \u003ch2 class=\"ps-title\"\u003eProline X P12-WS III\u003c\/h2\u003e\n  \u003cp class=\"ps-subtitle\"\u003eSingle 12\" Wedge Sealed Enclosure | V3\u003c\/p\u003e\n  \u003cp class=\"ps-meta\"\u003e1.0 ft³ Net  |  Sealed Alignment  |  Wedge Profile  |  8.5\" Max Depth  |  Langboard Elite MDF  |  Built in Tennessee\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eOne 12\" Driver. Wedge Geometry. Reclaims Trunk Space Without Compromise.\u003c\/h2\u003e\n  \u003cp\u003eThe \u003cstrong\u003eProline X P12-WS III\u003c\/strong\u003e is the third-generation single 12\" sealed wedge enclosure, built for installs where rear seat clearance and trunk cargo space matter as much as bass output. At \u003cstrong\u003e1.0 ft³ net sealed\u003c\/strong\u003e with a tapered profile that hugs the rear seat contour, this enclosure delivers the correct internal airspace for a 12\" driver in a footprint that reclaims inches of upper trunk space compared to a rectangular alternative.\u003c\/p\u003e\n  \u003cp\u003eThe wedge tapers from \u003cstrong\u003e13.75\" deep at the bottom to 8.5\" deep at the top\u003c\/strong\u003e, matching the natural recline angle of most modern rear seats. Position the shallow edge against the seatback and the deep edge on the trunk floor, the enclosure nestles flush against the seat naturally, eliminating the wasted triangular void that forms behind a rectangular enclosure. The \u003cstrong\u003e16\" width\u003c\/strong\u003e keeps side-to-side clearance manageable in compact and midsize trunks. The \u003cstrong\u003e1.0 ft³ internal volume\u003c\/strong\u003e lands in the correct sealed range for the vast majority of 12\" drivers on the market.\u003c\/p\u003e\n  \u003cp\u003eEvery panel is CNC-cut from \u003cstrong\u003eLangboard Elite MDF\u003c\/strong\u003e to exact internal volume and assembled by hand in our Tennessee facility. Available in \u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e at $169.99 or \u003cstrong\u003ePlush Black\u003c\/strong\u003e at $179.99. Shipping is included.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n  \u003ch2\u003eWhy Wedge Geometry\u003c\/h2\u003e\n\n  \u003ch3\u003eThe Problem With Rectangular Enclosures\u003c\/h3\u003e\n  \u003cp\u003eModern sedan and coupe rear seats recline at 20 to 30 degrees from vertical. When a rectangular enclosure is placed against that angled surface, the bottom edge sits flush against the seat while the top edge extends straight up into the trunk, leaving a triangular air gap behind the enclosure that serves no acoustic purpose. That wasted space typically measures 2 to 4 inches at the top edge. Space you could be using for cargo or simply not consuming visually.\u003c\/p\u003e\n\n  \u003ch3\u003eThe Solution\u003c\/h3\u003e\n  \u003cp\u003eThe P12-WS III's back panel angles at approximately 20 degrees, closely matching typical rear seat recline. Position the shallow edge (8.5\") against the seatback and the deep edge (13.75\") on the trunk floor, the enclosure fills the available space correctly with no wasted void behind it. The full \u003cstrong\u003e1.0 ft³ internal airspace\u003c\/strong\u003e is preserved through optimized width and height dimensions. No acoustic compromise versus a rectangular 12\" sealed enclosure of equivalent volume. Space savings only.\u003c\/p\u003e\n\n  \u003ch3\u003eWhere The Wedge Pays Off\u003c\/h3\u003e\n  \u003cp\u003eCompact sedans where every inch of trunk depth matters. Coupes and sports cars with aggressive seat recline angles. Midsize sedans where the driver wants serious bass without giving up cargo flexibility. Any install where the trunk gets used for groceries, luggage, or work gear and the enclosure has to share the space.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eConstruction: Langboard Elite MDF, V-Groove And Dado Joinery\u003c\/h2\u003e\n\n  \u003ch3\u003eLangboard Elite MDF, Named And Mill-Documented\u003c\/h3\u003e\n  \u003cp\u003eEvery panel is cut from \u003cstrong\u003eLangboard Elite MDF, 3\/4\" (18mm)\u003c\/strong\u003e, a named, mill-documented panel stock produced in the United States. The specifications below are pulled directly from Langboard's published mill data.\u003c\/p\u003e\n\n  \u003ctable class=\"ps-mdf-table\"\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDensity\u003c\/td\u003e\n      \u003ctd\u003e48.5 lbs\/ft³\u003c\/td\u003e\n      \u003ctd\u003eHigher density means less porosity, better screw retention, reduced resonance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInternal Bond\u003c\/td\u003e\n      \u003ctd\u003e200 psi\u003c\/td\u003e\n      \u003ctd\u003eResistance to delamination under sustained bass pressure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModulus of Elasticity\u003c\/td\u003e\n      \u003ctd\u003e410,000 psi\u003c\/td\u003e\n      \u003ctd\u003ePanel stiffness under load; less flex means less resonance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFace Screw Holding\u003c\/td\u003e\n      \u003ctd\u003e325 lbs\u003c\/td\u003e\n      \u003ctd\u003eBaffle hardware stays locked under vibration\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEdge Screw Holding\u003c\/td\u003e\n      \u003ctd\u003e250 lbs\u003c\/td\u003e\n      \u003ctd\u003eJoint integrity at every panel edge connection\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV-Groove And Dado Joinery\u003c\/h3\u003e\n  \u003cp\u003eEvery panel joint uses \u003cstrong\u003eV-groove and dado joinery\u003c\/strong\u003e, CNC-cut interlocking grooves that mechanically lock panels before adhesive is applied. The angled back panel on a wedge enclosure presents joint geometry that simple butt joints cannot handle reliably over time. V-groove and dado joinery provides the mechanical interlocking and increased glue surface area that keeps angled joints airtight under bass pressure cycling.\u003c\/p\u003e\n\n  \u003ch3\u003eProline X Terminal Cup\u003c\/h3\u003e\n  \u003cp\u003eBuilt in-house at our Tennessee facility. \u003cstrong\u003eProline X ABS\/carbon fiber terminal cup with stainless hardware and copper ring terminals\u003c\/strong\u003e, pre-wired 12g OFC speaker wire. Recessed mount keeps the cup protected from cargo contact.\u003c\/p\u003e\n\n  \u003ch3\u003eHand-Assembled In Tennessee\u003c\/h3\u003e\n  \u003cp\u003eEvery enclosure is CNC-cut on ShopSabre industrial routers and hand-assembled at our facility in Tullahoma, Tennessee. Inspected before it ships. No overseas manufacturing.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n  \u003ch2\u003eFitment Guide\u003c\/h2\u003e\n\n  \u003ch3\u003eDimensional Specifications\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eExternal Dimensions:\u003c\/strong\u003e 16\" W x 14.5\" H x 8.5\" D (top) \/ 13.75\" D (bottom)\u003cbr\u003e\n  \u003cstrong\u003eNet Internal Volume:\u003c\/strong\u003e 1.0 ft³\u003cbr\u003e\n  \u003cstrong\u003eAlignment:\u003c\/strong\u003e Sealed\u003cbr\u003e\n  \u003cstrong\u003eSubwoofer Cutout:\u003c\/strong\u003e 11.13\"\u003cbr\u003e\n  \u003cstrong\u003eMax Mounting Depth:\u003c\/strong\u003e 8.5\"\u003cbr\u003e\n  \u003cstrong\u003eFront Panel Thickness:\u003c\/strong\u003e 0.75\" Single Baffle\u003c\/p\u003e\n\n  \u003ch3\u003eDriver Compatibility\u003c\/h3\u003e\n  \u003cp\u003eThe P12-WS III accommodates any 12\" subwoofer with a cutout diameter at or below \u003cstrong\u003e11.13\"\u003c\/strong\u003e and a mounting depth at or below \u003cstrong\u003e8.5\"\u003c\/strong\u003e. Optimal sealed volume range for the vast majority of 12\" drivers falls between 0.75 ft³ and 1.5 ft³, the P12-WS III's 1.0 ft³ sits in the middle of that range for broad compatibility. Verify published driver specs before ordering.\u003c\/p\u003e\n\n  \u003ch3\u003eInstallation Orientation\u003c\/h3\u003e\n  \u003cp\u003ePosition the \u003cstrong\u003eshallow edge (8.5\") against the rear seat\u003c\/strong\u003e, with the \u003cstrong\u003edeep edge (13.75\") on the trunk floor\u003c\/strong\u003e. This is the orientation that produces the space-saving benefit, the taper follows the angle of the rear seatback, eliminating the triangular void that forms behind a rectangular enclosure. Installing with the deep edge against the seat defeats the purpose of the wedge geometry entirely. Verify orientation before final installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eSingle 12\" Sealed. Wedge Geometry. Tennessee-Built.\u003c\/h2\u003e\n  \u003cp\u003eThe Proline X P12-WS III delivers a single 12\" sealed alignment in a footprint that works with your vehicle's rear seat geometry instead of against it. \u003cstrong\u003eLangboard Elite MDF. V-groove and dado joinery. Proline X ABS\/carbon fiber terminal cup\u003c\/strong\u003e with stainless hardware and copper ring terminals. Hand-assembled in Tennessee and inspected before it ships.\u003c\/p\u003e\n  \u003cp\u003eOne driver. Sealed accuracy. Wedge profile. Compact trunk footprint. Shipping included.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dark Grey Trunk Liner","offer_id":42798431567961,"sku":"P12-S W G","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":42798431600729,"sku":"P12-S W B","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-performance-wedge-p12-ws-iii-sealed-enclosure-for-12-subwooferssubwoofer-enclosuresproline-x-6584912.jpg?v=1762008897"},{"product_id":"proline-x-single-10-ported-system-loaded-prodigy-nb2","title":"Proline X Single 10\" Ported System | Loaded with Prodigy NB2","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003eProline X Single 10 Ported System | Loaded with Prodigy NB2\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eComplete Loaded 10\" Ported System | Cabinet + Prodigy NB2 Driver\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003eComplete Loaded System\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eProdigy NB2 Included\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003ePorted Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eCNC-Cut\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eComplete Loaded Prodigy NB2 System\u003c\/h2\u003e\n\u003cp\u003eThis is a complete loaded system: the Proline X Performance Optimized Ported Wedge cabinet with the Prodigy NB2 10-inch driver already installed, wired, and ready to hook up to your amplifier. Skip the pairing decision and get a system built to spec.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003ePorted wedge cabinet + Prodigy NB2 driver + terminal cup + all hardware, pre-assembled and tested. Drop it in the trunk and wire it to your amp.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe Prodigy NB2 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity. Angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eCone fires rearward into the trunk cavity as an acoustic loading chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePorted Alignment\u003c\/h4\u003e\n\u003cp\u003ePort tuning boosts efficiency at the low end for maximum output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Installed and Tested\u003c\/h4\u003e\n\u003cp\u003eDriver installed at Tullahoma facility. Ready to wire up and play.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber terminal cup, 12g OFC pre-wired to the driver.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eLoaded and Ready: Just Add an Amp\u003c\/h2\u003e\n\u003cp\u003eComplete drop-in ported system with the Prodigy NB2 pre-installed. Skip the pairing homework.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dark Gray Trunkliner","offer_id":43083090690137,"sku":"PO10-P W NB2 LD G","price":289.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black","offer_id":43083090722905,"sku":"PO10-P W NB2 LD B","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/performance-optimized-wedge-style-ported-10-inch-subwoofer-enclosure-prodigy-nb2-10subwoofer-enclosuresproline-x-5250043.jpg?v=1771479428"},{"product_id":"arc-audio-x2v2-12-loaded-subwoofer-enclosure","title":"Proline X P12-S W | Single 12\" Sealed Wedge Subwoofer Enclosure | Loaded with Arc Audio X2V2 12","description":"\u003cstyle\u003e\n.pl-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#cbd5e1;max-width:1100px;margin:0 auto;background:#020617;}\n.pl-wrap 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h3{color:#fff;font-size:1.4em;margin:0 0 10px;border:none;padding:0;}\n.pl-cta p{opacity:.92;margin:0 auto;max-width:640px;color:#cbd5e1;}\n@media(max-width:600px){.pl-hero h2{font-size:1.7em;}.pl-section,.pl-enc,.pl-cta,.pl-hero{padding-left:20px;padding-right:20px;}}\n\u003c\/style\u003e\n\u003cdiv class=\"pl-wrap\"\u003e\n\n\u003cdiv class=\"pl-hero\"\u003e\n\u003ch2\u003eProline X P12-S W Sealed Wedge, Loaded\u003c\/h2\u003e\n\u003cp\u003eCut and tuned for the Arc Audio X2V2 12\u003c\/p\u003e\n\u003cdiv class=\"pl-badges\"\u003e\n\u003cspan class=\"pl-badge\"\u003eV-Groove and Dado\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eLangboard Elite MDF\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003e1.00 cu ft Net\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eFits Arc Audio X2V2 12\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-stats\"\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e1.00\u003c\/span\u003e\u003cspan class=\"l\"\u003ecu ft net\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e0.918\u003c\/span\u003e\u003cspan class=\"l\"\u003esystem Qtc\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e41 Hz\u003c\/span\u003e\u003cspan class=\"l\"\u003eF3 rolloff\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e6.75 in\u003c\/span\u003e\u003cspan class=\"l\"\u003eX2V2 12 mounting depth\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eBuilt Around the Arc Audio X2V2 12\u003c\/h3\u003e\n\u003cp\u003eNothing about this box is generic. Every layer is cut to the X2V2 12's published sealed target, with the baffle bored to the X2V2 12's 11.11 in cutout, and clearance cut for its 6.75 in mounting depth.\u003c\/p\u003e\n\u003cp\u003eThe X2V2 12 carries a published \u003cstrong\u003eFs of 25.57 Hz, Qts of 0.471 and Vas of 79.36 litres\u003c\/strong\u003e, and an EBP of 49, which puts it in sealed enclosure territory. We ran the alignment math on that data and built the box to land where it belongs.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eNet Volume, Not Gross\u003c\/h3\u003e\n\u003cp\u003eWe build this cabinet at \u003cstrong\u003e1.00 cubic feet net\u003c\/strong\u003e, against a published recommendation of 0.9 to 1.55 cu ft (optimal 1.15). The volume quoted is true net internal airspace, measured after the walls, bracing and driver displacement are accounted for.\u003c\/p\u003e\n\u003cdiv class=\"pl-highlight\"\u003e\n\u003cp\u003e\u003cstrong\u003eTrue net, not marketing net.\u003c\/strong\u003e Internal volume is calculated by summing\neach CNC cut layer's opening, not estimated from external dimensions minus wall thickness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eProline X Performance Series Construction\u003c\/h3\u003e\n\u003cp\u003eThis enclosure is cut with V-groove and dado joinery on our ShopSabre routers from Langboard Elite 3\/4 inch MDF,\na dense 48.5 lb\/ft³ board with a 200 psi internal bond and 410,000 psi MOE.\nThe panels are V-grooved and folded on the seam, then dadoed where the internal bracing lands, so every joint is a mechanical lock rather than a glue line under load.\u003c\/p\u003e\n\u003cdiv class=\"pl-grid\"\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS and carbon fiber composite cup with stainless hardware and copper ring terminals, pre-wired internally with \u003cstrong\u003e12 gauge OFC\u003c\/strong\u003e. No CCA anywhere in the build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003eDamped and Finished\u003c\/h4\u003e\n\u003cp\u003ePolyfill is pre-installed to smooth the in box response, and the shell is wrapped in plush black carpet. Built in Tullahoma, Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eEnclosure Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eOrder the enclosure bare and mount your own X2V2 12, or order it loaded and we mount the driver, dress the wiring and ship it ready to bolt in.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-enc\"\u003e\n\u003ch3\u003eSealed Enclosure Performance: Pre-Calculated\u003c\/h3\u003e\n\u003cp\u003eUsing the published Thiele Small parameters for the Arc Audio X2V2 12, here is the predicted Qtc,\nsystem resonance (Fc) and F3 rolloff for this enclosure. Calculated with the same formulas\nas the Audio Intensity Sealed Box Calculator.\u003c\/p\u003e\n\n\u003cdiv class=\"pl-enc-card\"\u003e\n\u003cdiv class=\"pl-enc-head\"\u003eArc Audio X2V2 12 D2  |  Qts 0.471  |  Fs 25.57 Hz  |  Vas 79.36 L\u003c\/div\u003e\n\u003ctable class=\"pl-enc-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure Size\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003eFc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"pl-opt\"\u003e\n\u003ctd\u003e1.00 cu ft \u003cspan class=\"pl-char\"\u003eas built\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.918\u003c\/td\u003e\n\u003ctd\u003e49.9 Hz\u003c\/td\u003e\n\u003ctd\u003e40.9 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-graph\"\u003e\n\u003cp class=\"pl-graph-title\"\u003eArc Audio X2V2 12 Frequency Response | Sealed, 1.00 cu ft\u003c\/p\u003e\n\u003csvg viewbox=\"0 0 680 300\" 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class=\"pl-note\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#a78bfa;\"\u003eNote on coil choice:\u003c\/strong\u003e The figures above are the D2 set. The D4 X2V2 12 carries Qts 0.543 and Vas 82.65 litres, which in this same 1.00 cubic foot volume lands at \u003cstrong\u003eQtc 1.075, Fc 50.6 Hz and F3 38.6 Hz\u003c\/strong\u003e. Worth accounting for if you are choosing between the two. \u003ca class=\"pl-link\" href=\"\/pages\/sealed-box-calculator\"\u003eRun your own numbers in the Sealed Box Calculator.\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-cta\"\u003e\n\u003ch3\u003eCut for the Driver, Not the Catalog\u003c\/h3\u003e\n\u003cp\u003eSelect your configuration above. This enclosure ships free to the lower 48 with a 1 year limited warranty, built one at a time in Tullahoma, Tennessee. Ordered loaded, the X2V2 12 carries its own 1 year manufacturer warranty through authorized dealers.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dual 4ohm \/ Grey","offer_id":43486449401945,"sku":"P12-S W ARC X2V2 D4 G","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 4ohm \/ Plush Black","offer_id":43486449434713,"sku":"P12-S W ARC X2V2 D4 B","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Grey","offer_id":43486449467481,"sku":"P12-S W ARC X2V2 D2 G","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Plush Black","offer_id":43486449500249,"sku":"P12-S W ARC X2V2 D2 B","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/arc-audio-x2-12-subwoofer-matching-proline-x-enclosure-bundle-box-50-offsubwoofer-enclosuresproline-x-2134823.png?v=1782929831"},{"product_id":"proline-x-performance-wedge-p10-ws-iii-sealed-enclosure-for-10-subwoofers","title":"Proline X Performance Wedge P10-WS III Sealed Enclosure for 10\" Subwoofers","description":"\u003cstyle\u003e\n  .ps-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .ps-hero { background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%); padding: 60px 40px; text-align: center; color: white; }\n  .ps-hero .ps-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .ps-hero .ps-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 20px 0; color: white; }\n  .ps-hero .ps-meta { font-size: 0.95em; color: #67e8f9; margin: 0; letter-spacing: 1px; }\n  .ps-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .ps-section-alt { background: #ecfeff; }\n  .ps-section h2 { color: #155e75; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #06b6d4; }\n  .ps-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .ps-section p { font-size: 1.05em; margin: 0 0 18px 0; color: #334155; }\n  .ps-section strong { color: #0f172a; font-weight: 700; }\n  .ps-mdf-table { width: 100%; border-collapse: collapse; margin: 25px 0; background: #0f172a; color: #e2e8f0; border-radius: 8px; overflow: hidden; }\n  .ps-mdf-table td { padding: 14px 18px; border-bottom: 1px solid #1e293b; vertical-align: top; }\n  .ps-mdf-table tr:nth-child(even) { background: #0a1120; }\n  .ps-mdf-table tr:last-child td { border-bottom: none; }\n  .ps-mdf-table td:first-child { color: #06b6d4; font-weight: 700; white-space: nowrap; width: 25%; }\n  .ps-mdf-table td:nth-child(2) { color: white; font-weight: 700; width: 20%; }\n  .ps-mdf-table td:nth-child(3) { color: #cbd5e1; font-size: 0.95em; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"ps-wrap\"\u003e\n\n\u003cdiv class=\"ps-hero\"\u003e\n  \u003ch2 class=\"ps-title\"\u003eProline X P10-WS III\u003c\/h2\u003e\n  \u003cp class=\"ps-subtitle\"\u003eSingle 10\" Wedge Sealed Enclosure | V3\u003c\/p\u003e\n  \u003cp class=\"ps-meta\"\u003e0.70 ft³ Net  |  Sealed Alignment  |  Wedge Profile  |  8\" Max Depth  |  Langboard Elite MDF  |  Built in Tennessee\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eOne 10\" Driver. Wedge Geometry. Reclaims Trunk Space Without Compromise.\u003c\/h2\u003e\n  \u003cp\u003eThe \u003cstrong\u003eProline X P10-WS III\u003c\/strong\u003e is the third-generation single 10\" sealed wedge enclosure, built for installs where rear seat clearance and trunk cargo space matter as much as bass output. At \u003cstrong\u003e0.70 ft³ net sealed\u003c\/strong\u003e with a tapered profile that hugs the rear seat contour, this enclosure delivers the correct internal airspace for a 10\" driver in a footprint that reclaims inches of upper trunk space compared to a rectangular alternative.\u003c\/p\u003e\n  \u003cp\u003eThe wedge tapers from \u003cstrong\u003e13\" deep at the bottom to 8.5\" deep at the top\u003c\/strong\u003e, matching the natural recline angle of most modern rear seats. This eliminates the wasted triangular void that sits behind a rectangular enclosure when positioned against an angled seatback. The \u003cstrong\u003e14.5\" width\u003c\/strong\u003e keeps side-to-side clearance manageable in compact and midsize trunks. The \u003cstrong\u003e0.70 ft³ internal volume\u003c\/strong\u003e lands in the correct sealed range for the majority of 10\" drivers on the market.\u003c\/p\u003e\n  \u003cp\u003eEvery panel is CNC-cut from \u003cstrong\u003eLangboard Elite MDF\u003c\/strong\u003e to exact internal volume and assembled by hand in our Tennessee facility. Available in \u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e at $159.99 or \u003cstrong\u003ePlush Black\u003c\/strong\u003e at $169.99. Shipping is included.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n  \u003ch2\u003eWhy Wedge Geometry\u003c\/h2\u003e\n\n  \u003ch3\u003eThe Problem With Rectangular Enclosures\u003c\/h3\u003e\n  \u003cp\u003eModern sedan and coupe rear seats recline at 20 to 30 degrees from vertical. When a rectangular enclosure is placed against that angled surface, the bottom edge sits flush against the seat while the top edge extends straight up into the trunk, leaving a triangular air gap behind the enclosure that serves no acoustic purpose. That wasted space typically measures 2 to 4 inches at the top edge. Space you could be using for cargo or simply not consuming visually.\u003c\/p\u003e\n\n  \u003ch3\u003eThe Solution\u003c\/h3\u003e\n  \u003cp\u003eThe P10-WS III's back panel angles to match typical rear seat recline. The enclosure nestles against the seat naturally. The full \u003cstrong\u003e0.70 ft³ internal airspace\u003c\/strong\u003e is preserved through optimized width and height dimensions, so there is no acoustic compromise versus a rectangular 10\" sealed enclosure of equivalent volume. The result is correct sealed performance in a footprint that works with the vehicle instead of against it.\u003c\/p\u003e\n\n  \u003ch3\u003eWhere The Wedge Pays Off\u003c\/h3\u003e\n  \u003cp\u003eCompact sedans where every inch of trunk depth matters. Coupes and sports cars with aggressive seat recline angles. Midsize sedans where the driver wants serious bass without giving up cargo flexibility. Any install where the trunk gets used for groceries, luggage, or work gear and the enclosure has to share the space. The 10\" format also makes the P10-WS III the right choice for vehicles where the trunk opening limits what can be loaded in, a 14.5\" wide enclosure clears most trunk openings without difficulty.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eConstruction: Langboard Elite MDF, V-Groove And Dado Joinery\u003c\/h2\u003e\n\n  \u003ch3\u003eLangboard Elite MDF, Named And Mill-Documented\u003c\/h3\u003e\n  \u003cp\u003eEvery panel is cut from \u003cstrong\u003eLangboard Elite MDF, 3\/4\" (18mm)\u003c\/strong\u003e, a named, mill-documented panel stock produced in the United States. The specifications below are pulled directly from Langboard's published mill data.\u003c\/p\u003e\n\n  \u003ctable class=\"ps-mdf-table\"\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDensity\u003c\/td\u003e\n      \u003ctd\u003e48.5 lbs\/ft³\u003c\/td\u003e\n      \u003ctd\u003eHigher density means less porosity, better screw retention, reduced resonance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInternal Bond\u003c\/td\u003e\n      \u003ctd\u003e200 psi\u003c\/td\u003e\n      \u003ctd\u003eResistance to delamination under sustained bass pressure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModulus of Elasticity\u003c\/td\u003e\n      \u003ctd\u003e410,000 psi\u003c\/td\u003e\n      \u003ctd\u003ePanel stiffness under load; less flex means less resonance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFace Screw Holding\u003c\/td\u003e\n      \u003ctd\u003e325 lbs\u003c\/td\u003e\n      \u003ctd\u003eBaffle hardware stays locked under vibration\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEdge Screw Holding\u003c\/td\u003e\n      \u003ctd\u003e250 lbs\u003c\/td\u003e\n      \u003ctd\u003eJoint integrity at every panel edge connection\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV-Groove And Dado Joinery\u003c\/h3\u003e\n  \u003cp\u003eEvery panel joint uses \u003cstrong\u003eV-groove and dado joinery\u003c\/strong\u003e, CNC-cut interlocking grooves that mechanically lock panels before adhesive is applied. The angled back panel on a wedge enclosure presents joint geometry that simple butt joints cannot handle reliably over time. V-groove and dado joinery provides the mechanical interlocking and increased glue surface area that keeps angled joints airtight under bass pressure cycling.\u003c\/p\u003e\n\n  \u003ch3\u003eProline X Terminal Cup\u003c\/h3\u003e\n  \u003cp\u003eBuilt in-house at our Tennessee facility. \u003cstrong\u003eProline X ABS\/carbon fiber terminal cup with stainless hardware and copper ring terminals\u003c\/strong\u003e, pre-wired 12g OFC speaker wire. Recessed mount keeps the cup protected from cargo contact.\u003c\/p\u003e\n\n  \u003ch3\u003eHand-Assembled In Tennessee\u003c\/h3\u003e\n  \u003cp\u003eEvery enclosure is CNC-cut on ShopSabre industrial routers and hand-assembled at our facility in Tullahoma, Tennessee. Inspected before it ships. No overseas manufacturing.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n  \u003ch2\u003eFitment Guide\u003c\/h2\u003e\n\n  \u003ch3\u003eDimensional Specifications\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eExternal Dimensions:\u003c\/strong\u003e 14.5\" W x 13\" H x 8.5\" D (top) \/ 13\" D (bottom)\u003cbr\u003e\n  \u003cstrong\u003eNet Internal Volume:\u003c\/strong\u003e 0.70 ft³\u003cbr\u003e\n  \u003cstrong\u003eAlignment:\u003c\/strong\u003e Sealed\u003cbr\u003e\n  \u003cstrong\u003eSubwoofer Cutout:\u003c\/strong\u003e 9.25\"\u003cbr\u003e\n  \u003cstrong\u003eMax Mounting Depth:\u003c\/strong\u003e 8\"\u003cbr\u003e\n  \u003cstrong\u003eFront Panel Thickness:\u003c\/strong\u003e 0.75\" Single Baffle\u003c\/p\u003e\n\n  \u003ch3\u003eDriver Compatibility\u003c\/h3\u003e\n  \u003cp\u003eThe P10-WS III accommodates any 10\" subwoofer with a cutout diameter at or below \u003cstrong\u003e9.25\"\u003c\/strong\u003e and a mounting depth at or below \u003cstrong\u003e8\"\u003c\/strong\u003e. Optimal sealed volume range for the vast majority of 10\" drivers falls between 0.50 ft³ and 1.0 ft³, the P10-WS III's 0.70 ft³ sits in the middle of that range for broad compatibility. Verify published driver specs before ordering.\u003c\/p\u003e\n\n  \u003ch3\u003eInstallation Orientation\u003c\/h3\u003e\n  \u003cp\u003ePosition the shallow (8.5\") edge against the rear seat, with the 13\" deep edge toward the trunk opening. This is what produces the space-saving benefit, the wedge has to be oriented correctly for the geometry to work. Mount the subwoofer with the cone facing forward toward the rear seat for maximum cabin coupling, or rearward toward the trunk opening for maximum output.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ps-section\"\u003e\n  \u003ch2\u003eSingle 10\" Sealed. Wedge Geometry. Tennessee-Built.\u003c\/h2\u003e\n  \u003cp\u003eThe Proline X P10-WS III delivers a single 10\" sealed alignment in a footprint that works with your vehicle's rear seat geometry instead of against it. \u003cstrong\u003eLangboard Elite MDF. V-groove and dado joinery. Proline X ABS\/carbon fiber terminal cup\u003c\/strong\u003e with stainless hardware and copper ring terminals. Hand-assembled in Tennessee and inspected before it ships.\u003c\/p\u003e\n  \u003cp\u003eOne driver. Sealed accuracy. Wedge profile. Compact trunk footprint. Shipping included.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dark Grey Trunk Liner","offer_id":43488694829145,"sku":"P10-S W G","price":159.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":43488694861913,"sku":"P10-S W B","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-performance-wedge-p12-ws-iii-sealed-enclosure-for-12-subwooferssubwoofer-enclosuresproline-x-6584912.jpg?v=1762008897"},{"product_id":"arc-audio-x2v2-10-loaded-subwoofer-enclosure","title":"Proline X P10-S W | Single 10\" Sealed Wedge Subwoofer Enclosure | Loaded with Arc Audio X2V2 10","description":"\u003cstyle\u003e\n.pl-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#cbd5e1;max-width:1100px;margin:0 auto;background:#020617;}\n.pl-wrap *{box-sizing:border-box;}\n.pl-hero{background:linear-gradient(135deg,#020617 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h2{font-size:1.7em;}.pl-section,.pl-enc,.pl-cta,.pl-hero{padding-left:20px;padding-right:20px;}}\n\u003c\/style\u003e\n\u003cdiv class=\"pl-wrap\"\u003e\n\n\u003cdiv class=\"pl-hero\"\u003e\n\u003ch2\u003eProline X P10-S W Sealed Wedge, Loaded\u003c\/h2\u003e\n\u003cp\u003eCut and tuned for the Arc Audio X2V2 10\u003c\/p\u003e\n\u003cdiv class=\"pl-badges\"\u003e\n\u003cspan class=\"pl-badge\"\u003eV-Groove and Dado\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eLangboard Elite MDF\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003e0.70 cu ft Net\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eFits Arc Audio X2V2 10\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-stats\"\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e0.70\u003c\/span\u003e\u003cspan class=\"l\"\u003ecu ft net\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e0.956\u003c\/span\u003e\u003cspan class=\"l\"\u003esystem Qtc\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e39 Hz\u003c\/span\u003e\u003cspan class=\"l\"\u003eF3 rolloff\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e5.91 in\u003c\/span\u003e\u003cspan class=\"l\"\u003eX2V2 10 mounting depth\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eBuilt Around the Arc Audio X2V2 10\u003c\/h3\u003e\n\u003cp\u003eNothing about this box is generic. Every layer is cut to the X2V2 10's published sealed target, with the baffle bored to the X2V2 10's 8.98 in cutout, and clearance cut for its 5.91 in mounting depth.\u003c\/p\u003e\n\u003cp\u003eThe X2V2 10 carries a published \u003cstrong\u003eFs of 26.24 Hz, Qts of 0.519 and Vas of 47.44 litres\u003c\/strong\u003e, and an EBP of 45, which puts it in sealed enclosure territory. We ran the alignment math on that data and built the box to land where it belongs.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eNet Volume, Not Gross\u003c\/h3\u003e\n\u003cp\u003eWe build this cabinet at \u003cstrong\u003e0.70 cubic feet net\u003c\/strong\u003e, against a published recommendation of 0.65 to 1.0 cu ft (optimal 0.75). The volume quoted is true net internal airspace, measured after the walls, bracing and driver displacement are accounted for.\u003c\/p\u003e\n\u003cdiv class=\"pl-highlight\"\u003e\n\u003cp\u003e\u003cstrong\u003eTrue net, not marketing net.\u003c\/strong\u003e Internal volume is calculated by summing\neach CNC cut layer's opening, not estimated from external dimensions minus wall thickness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eProline X Performance Series Construction\u003c\/h3\u003e\n\u003cp\u003eThis enclosure is cut with V-groove and dado joinery on our ShopSabre routers from Langboard Elite 3\/4 inch MDF,\na dense 48.5 lb\/ft³ board with a 200 psi internal bond and 410,000 psi MOE.\nThe panels are V-grooved and folded on the seam, then dadoed where the internal bracing lands, so every joint is a mechanical lock rather than a glue line under load.\u003c\/p\u003e\n\u003cdiv class=\"pl-grid\"\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS and carbon fiber composite cup with stainless hardware and copper ring terminals, pre-wired internally with \u003cstrong\u003e12 gauge OFC\u003c\/strong\u003e. No CCA anywhere in the build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003eDamped and Finished\u003c\/h4\u003e\n\u003cp\u003ePolyfill is pre-installed to smooth the in box response, and the shell is wrapped in plush black carpet. Built in Tullahoma, Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eEnclosure Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eOrder the enclosure bare and mount your own X2V2 10, or order it loaded and we mount the driver, dress the wiring and ship it ready to bolt in.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-enc\"\u003e\n\u003ch3\u003eSealed Enclosure Performance: Pre-Calculated\u003c\/h3\u003e\n\u003cp\u003eUsing the published Thiele Small parameters for the Arc Audio X2V2 10, here is the predicted Qtc,\nsystem resonance (Fc) and F3 rolloff for this enclosure. Calculated with the same formulas\nas the Audio Intensity Sealed Box Calculator.\u003c\/p\u003e\n\n\u003cdiv class=\"pl-enc-card\"\u003e\n\u003cdiv class=\"pl-enc-head\"\u003eArc Audio X2V2 10 D2  |  Qts 0.519  |  Fs 26.24 Hz  |  Vas 47.44 L\u003c\/div\u003e\n\u003ctable class=\"pl-enc-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure Size\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003eFc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"pl-opt\"\u003e\n\u003ctd\u003e0.70 cu ft \u003cspan class=\"pl-char\"\u003eas built\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.956\u003c\/td\u003e\n\u003ctd\u003e48.3 Hz\u003c\/td\u003e\n\u003ctd\u003e38.8 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-graph\"\u003e\n\u003cp class=\"pl-graph-title\"\u003eArc Audio X2V2 10 Frequency Response | Sealed, 0.70 cu ft\u003c\/p\u003e\n\u003csvg viewbox=\"0 0 680 300\" 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394.5,52.9 396.5,53.1 398.6,53.2 400.7,53.4 402.8,53.5 404.8,53.7 406.9,53.9 409.0,54.0 411.1,54.2 413.1,54.3 415.2,54.5 417.3,54.7 419.3,54.8 421.4,55.0 423.5,55.1 425.6,55.3 427.6,55.5 429.7,55.6 431.8,55.8 433.9,55.9 435.9,56.1 438.0,56.2 440.1,56.4 442.2,56.5 444.2,56.7 446.3,56.8 448.4,57.0 450.4,57.1 452.5,57.3 454.6,57.4 456.7,57.6 458.7,57.7 460.8,57.8 462.9,58.0 465.0,58.1 467.0,58.2 469.1,58.4 471.2,58.5 473.3,58.6 475.3,58.8 477.4,58.9 479.5,59.0 481.5,59.1 483.6,59.3 485.7,59.4 487.8,59.5 489.8,59.6 491.9,59.7 494.0,59.8 496.1,59.9 498.1,60.1 500.2,60.2 502.3,60.3 504.4,60.4 506.4,60.5 508.5,60.6 510.6,60.7 512.6,60.8 514.7,60.9 516.8,61.0 518.9,61.1 520.9,61.2 523.0,61.3 525.1,61.4 527.2,61.5 529.2,61.5 531.3,61.6 533.4,61.7 535.5,61.8 537.5,61.9 539.6,62.0 541.7,62.0 543.7,62.1 545.8,62.2 547.9,62.3 550.0,62.4 552.0,62.4 554.1,62.5 556.2,62.6 558.3,62.7 560.3,62.7 562.4,62.8 564.5,62.9 566.6,62.9 568.6,63.0 570.7,63.1 572.8,63.1 574.8,63.2 576.9,63.2 579.0,63.3 581.1,63.4 583.1,63.4 585.2,63.5 587.3,63.5 589.4,63.6 591.4,63.7 593.5,63.7 595.6,63.8 597.7,63.8 599.7,63.9 601.8,63.9 603.9,64.0 605.9,64.0 608.0,64.1 610.1,64.1 612.2,64.2 614.2,64.2 616.3,64.3 618.4,64.3 620.5,64.3 622.5,64.4 624.6,64.4 626.7,64.5 628.8,64.5 630.8,64.5 632.9,64.6 635.0,64.6 637.0,64.7 639.1,64.7 641.2,64.7 643.3,64.8 645.3,64.8 647.4,64.8 649.5,64.9 651.6,64.9 653.6,64.9 655.7,65.0 657.8,65.0 659.9,65.0 661.9,65.1 664.0,65.1\" fill=\"none\" stroke=\"#a78bfa\" stroke-width=\"2.4\" stroke-linejoin=\"round\"\u003e\u003c\/polyline\u003e\n\u003c\/svg\u003e\n\u003cdiv class=\"pl-legend\"\u003e\n\u003cspan class=\"pl-legend-item\"\u003e\u003cspan class=\"pl-sw\" style=\"background:#a78bfa;\"\u003e\u003c\/span\u003e0.70 cu ft (Qtc 0.956)\u003c\/span\u003e\n\u003cspan class=\"pl-legend-item\"\u003e\u003cspan class=\"pl-sw\" style=\"background:#8b5cf6;\"\u003e\u003c\/span\u003e-3dB reference\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-note\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#a78bfa;\"\u003eNote on coil choice:\u003c\/strong\u003e The figures above are the D2 set. The D4 X2V2 10 carries Qts 0.615 and Vas 43.24 litres, and a different Fs of 28.26 Hz, which in this same 0.70 cubic foot volume lands at \u003cstrong\u003eQtc 1.097, Fc 50.4 Hz and F3 38.2 Hz\u003c\/strong\u003e. Worth accounting for if you are choosing between the two. \u003ca class=\"pl-link\" href=\"\/pages\/sealed-box-calculator\"\u003eRun your own numbers in the Sealed Box Calculator.\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-cta\"\u003e\n\u003ch3\u003eCut for the Driver, Not the Catalog\u003c\/h3\u003e\n\u003cp\u003eSelect your configuration above. This enclosure ships free to the lower 48 with a 1 year limited warranty, built one at a time in Tullahoma, Tennessee. Ordered loaded, the X2V2 10 carries its own 1 year manufacturer warranty through authorized dealers.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dual 4ohm \/ Grey","offer_id":43488780845145,"sku":"P10-S W ARC X2V2 D4 G","price":359.99,"currency_code":"USD","in_stock":true},{"title":"Dual 4ohm \/ Plush Black","offer_id":43488780877913,"sku":"P10-S W ARC X2V2 D4 B","price":359.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Grey","offer_id":43488780910681,"sku":"P10-S W ARC X2V2 D2 G","price":359.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Plush Black","offer_id":43488780943449,"sku":"P10-S W ARC X2V2 D2 B","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/arc-audio-x2-10-matching-proline-x-enclosure-bundle-box-50-offsubwoofer-enclosuresproline-x-1938933.png?v=1783023250"},{"product_id":"proline-x-performance-wedge-p12-wds-iii-sealed-enclosure-for-dual-12-subwoofers","title":"Proline X Performance Wedge P12-WDS III Sealed Enclosure for Dual 12\" Subwoofers","description":"\u003cstyle\u003e\n  .ps-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .ps-hero { background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%); padding: 60px 40px; text-align: center; color: white; }\n  .ps-hero .ps-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .ps-hero .ps-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 20px 0; color: white; }\n  .ps-hero .ps-meta { font-size: 0.95em; color: #67e8f9; margin: 0; letter-spacing: 1px; }\n  .ps-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .ps-section-alt { background: #ecfeff; }\n  .ps-section h2 { color: #155e75; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #06b6d4; }\n  .ps-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .ps-section p { font-size: 1.05em; margin: 0 0 18px 0; color: #334155; }\n  .ps-section strong { color: #0f172a; font-weight: 700; }\n  .ps-mdf-table { width: 100%; border-collapse: collapse; margin: 25px 0; background: #0f172a; color: #e2e8f0; border-radius: 8px; overflow: hidden; }\n  .ps-mdf-table td { padding: 14px 18px; border-bottom: 1px solid #1e293b; vertical-align: top; }\n  .ps-mdf-table tr:nth-child(even) { background: #0a1120; }\n  .ps-mdf-table tr:last-child td { border-bottom: none; }\n  .ps-mdf-table td:first-child { color: #06b6d4; font-weight: 700; white-space: nowrap; width: 25%; }\n  .ps-mdf-table td:nth-child(2) { color: white; font-weight: 700; width: 20%; }\n  .ps-mdf-table td:nth-child(3) { color: #cbd5e1; font-size: 0.95em; }\n\u003c\/style\u003e\n\u003cdiv class=\"ps-wrap\"\u003e\n\u003cdiv class=\"ps-hero\"\u003e\n\u003ch2 class=\"ps-title\"\u003eProline X P12-WDS III\u003c\/h2\u003e\n\u003cp class=\"ps-subtitle\"\u003eDual 12\" Wedge Sealed Enclosure | V3\u003c\/p\u003e\n\u003cp class=\"ps-subtitle\"\u003eEnclosure Only!\u003c\/p\u003e\n\u003cp class=\"ps-meta\"\u003e2.0 ft³ Net | Common Sealed Chamber | Wedge Profile | 8.5\" Max Depth | Langboard Elite MDF | Built in Tennessee\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ps-section\"\u003e\n\u003ch2\u003eTwo 12\" Drivers. Wedge Geometry. Common Sealed Chamber.\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eProline X P12-WDS III\u003c\/strong\u003e is the third-generation dual 12\" sealed wedge enclosure, built for installs where two drivers are required and trunk space is still a constraint. At \u003cstrong\u003e2.0 ft³ net sealed\u003c\/strong\u003e in a common chamber with a tapered profile that hugs the rear seat contour, this enclosure delivers the combined output of a dual 12\" system in a footprint that reclaims inches of upper trunk space compared to a rectangular alternative.\u003c\/p\u003e\n\u003cp\u003eThe wedge tapers from \u003cstrong\u003e13.75\" deep at the bottom to 8.5\" deep at the top\u003c\/strong\u003e, matching the natural recline angle of most modern rear seats. Position the shallow edge against the seatback and the deep edge on the trunk floor, the enclosure nestles flush against the seat naturally, eliminating the wasted triangular void that forms behind a rectangular enclosure. The \u003cstrong\u003e28\" width\u003c\/strong\u003e accommodates both drivers at correct baffle spacing. \u003cstrong\u003eInternal bracing\u003c\/strong\u003e runs throughout the common chamber to control panel resonance across the full enclosure width.\u003c\/p\u003e\n\u003cp\u003eEvery panel is CNC-cut from \u003cstrong\u003eLangboard Elite MDF\u003c\/strong\u003e to exact internal volume and assembled by hand in our Tennessee facility. Available in \u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e at $229.99 or \u003cstrong\u003ePlush Black\u003c\/strong\u003e at $239.99. Shipping is included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n\u003ch2\u003eWhy Wedge Geometry\u003c\/h2\u003e\n\u003ch3\u003eThe Problem With Rectangular Enclosures\u003c\/h3\u003e\n\u003cp\u003eModern sedan and coupe rear seats recline at 20 to 30 degrees from vertical. When a rectangular enclosure is placed against that angled surface, the bottom edge sits flush against the seat while the top edge extends straight up into the trunk, leaving a triangular air gap behind the enclosure that serves no acoustic purpose. That wasted space typically measures 2 to 4 inches at the top edge, and at 28\" wide, a dual driver rectangular enclosure wastes significantly more of your trunk than a single driver alternative.\u003c\/p\u003e\n\u003ch3\u003eThe Solution\u003c\/h3\u003e\n\u003cp\u003eThe P12-WDS III's back panel angles at approximately 20 degrees, closely matching typical rear seat recline. Position the shallow edge (8.5\") against the seatback and the deep edge (13.75\") on the trunk floor, the enclosure fills the available space correctly with no wasted void behind it. The full \u003cstrong\u003e2.0 ft³ internal airspace\u003c\/strong\u003e is preserved through optimized width and height dimensions. No acoustic compromise. Space savings only.\u003c\/p\u003e\n\u003ch3\u003eWhere The Wedge Pays Off\u003c\/h3\u003e\n\u003cp\u003eFull-size sedans running dual 12\" drivers where trunk depth is the limiting factor. Coupes and sports cars with aggressive seat recline angles and enough trunk width for a 28\" enclosure. Any dual driver install where the rectangular alternative consumes too much of the upper trunk space. The wedge format is the correct solution when you need two drivers and you still need to use your trunk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ps-section\"\u003e\n\u003ch2\u003eConstruction: Langboard Elite MDF, V-Groove And Dado Joinery\u003c\/h2\u003e\n\u003ch3\u003eLangboard Elite MDF, Named And Mill-Documented\u003c\/h3\u003e\n\u003cp\u003eEvery panel is cut from \u003cstrong\u003eLangboard Elite MDF, 3\/4\" (18mm)\u003c\/strong\u003e, a named, mill-documented panel stock produced in the United States. The specifications below are pulled directly from Langboard's published mill data.\u003c\/p\u003e\n\u003ctable class=\"ps-mdf-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e48.5 lbs\/ft³\u003c\/td\u003e\n\u003ctd\u003eHigher density means less porosity, better screw retention, reduced resonance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Bond\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003ctd\u003eResistance to delamination under sustained bass pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulus of Elasticity\u003c\/td\u003e\n\u003ctd\u003e410,000 psi\u003c\/td\u003e\n\u003ctd\u003ePanel stiffness under load; less flex means less resonance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFace Screw Holding\u003c\/td\u003e\n\u003ctd\u003e325 lbs\u003c\/td\u003e\n\u003ctd\u003eBaffle hardware stays locked under vibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge Screw Holding\u003c\/td\u003e\n\u003ctd\u003e250 lbs\u003c\/td\u003e\n\u003ctd\u003eJoint integrity at every panel edge connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eV-Groove And Dado Joinery\u003c\/h3\u003e\n\u003cp\u003eEvery panel joint uses \u003cstrong\u003eV-groove and dado joinery\u003c\/strong\u003e, CNC-cut interlocking grooves that mechanically lock panels before adhesive is applied. The angled back panel on a wedge enclosure presents joint geometry that simple butt joints cannot handle reliably over time. V-groove and dado joinery provides the mechanical interlocking and increased glue surface area that keeps angled joints airtight under bass pressure cycling.\u003c\/p\u003e\n\u003ch3\u003eInternal Bracing\u003c\/h3\u003e\n\u003cp\u003eAt 28\" wide, the P12-WDS III has significant unsupported panel spans. \u003cstrong\u003eInternal bracing runs throughout the common chamber\u003c\/strong\u003e to control panel resonance independently of joinery. Every structural flex point is addressed before it becomes an acoustic problem: the result is an enclosure that stays rigid and acoustically inert under sustained output from two drivers.\u003c\/p\u003e\n\u003ch3\u003eProline X Terminal Cup\u003c\/h3\u003e\n\u003cp\u003eBuilt in-house at our Tennessee facility. \u003cstrong\u003eProline X ABS\/carbon fiber terminal cup with stainless hardware and copper ring terminals\u003c\/strong\u003e, pre-wired 12g OFC speaker wire. Recessed mount keeps the cup protected from cargo contact.\u003c\/p\u003e\n\u003ch3\u003eHand-Assembled In Tennessee\u003c\/h3\u003e\n\u003cp\u003eEvery enclosure is CNC-cut on ShopSabre industrial routers and hand-assembled at our facility in Tullahoma, Tennessee. Inspected before it ships. No overseas manufacturing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ps-section ps-section-alt\"\u003e\n\u003ch2\u003eFitment Guide\u003c\/h2\u003e\n\u003ch3\u003eDimensional Specifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eExternal Dimensions:\u003c\/strong\u003e 28\" W x 14.5\" H x 8.5\" D (top) \/ 13.75\" D (bottom)\u003cbr\u003e\u003cstrong\u003eNet Internal Volume:\u003c\/strong\u003e 2.0 ft³, common chamber\u003cbr\u003e\u003cstrong\u003eAlignment:\u003c\/strong\u003e Sealed\u003cbr\u003e\u003cstrong\u003eSubwoofer Cutout:\u003c\/strong\u003e 11.13\" x2\u003cbr\u003e\u003cstrong\u003eMax Mounting Depth:\u003c\/strong\u003e 8.5\"\u003cbr\u003e\u003cstrong\u003eFront Panel Thickness:\u003c\/strong\u003e 0.75\" Single Baffle\u003c\/p\u003e\n\u003ch3\u003eDriver Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe P12-WDS III accommodates any 12\" subwoofer with a cutout diameter at or below \u003cstrong\u003e11.13\"\u003c\/strong\u003e and a mounting depth at or below \u003cstrong\u003e8.5\"\u003c\/strong\u003e. Both drivers share a common \u003cstrong\u003e2.0 ft³ sealed chamber\u003c\/strong\u003e. Verify published driver specs before ordering. If you need help confirming compatibility with a specific driver, contact us before purchasing.\u003c\/p\u003e\n\u003ch3\u003eInstallation Orientation\u003c\/h3\u003e\n\u003cp\u003ePosition the \u003cstrong\u003eshallow edge (8.5\") against the rear seat\u003c\/strong\u003e, with the \u003cstrong\u003edeep edge (13.75\") on the trunk floor\u003c\/strong\u003e. This is the orientation that produces the space-saving benefit, the taper follows the angle of the rear seatback, eliminating the triangular void that forms behind a rectangular enclosure. Installing with the deep edge against the seat defeats the purpose of the wedge geometry entirely. Verify orientation before final installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ps-section\"\u003e\n\u003ch2\u003eDual 12\" Sealed. Wedge Geometry. Tennessee-Built.\u003c\/h2\u003e\n\u003cp\u003eThe Proline X P12-WDS III delivers dual 12\" sealed alignment in a \u003cstrong\u003ecommon 2.0 ft³ chamber\u003c\/strong\u003e in a footprint that works with your vehicle's rear seat geometry instead of against it. \u003cstrong\u003eLangboard Elite MDF. V-groove and dado joinery. Internal bracing throughout. Proline X ABS\/carbon fiber terminal cup\u003c\/strong\u003e with stainless hardware and copper ring terminals. Hand-assembled in Tennessee and inspected before it ships.\u003c\/p\u003e\n\u003cp\u003eTwo drivers. Common sealed chamber. Wedge profile. Shipping included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dark Grey Trunk Liner","offer_id":43491170189401,"sku":"P12D-S W G","price":229.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":43491170222169,"sku":"P12D-S W B","price":239.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/dual-arc-audio-x2-12-matching-proline-x-enclosure-bundle-box-50-offsubwoofer-enclosuresproline-x-6825767.png?v=1783112229"},{"product_id":"arc-audio-x2v2-12-dual-loaded-subwoofer-enclosure","title":"Proline X P12D-S W | Dual 12\" Sealed Wedge Subwoofer Enclosure | Loaded with Arc Audio X2V2 12","description":"\u003cstyle\u003e\n.pl-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#cbd5e1;max-width:1100px;margin:0 auto;background:#020617;}\n.pl-wrap *{box-sizing:border-box;}\n.pl-hero{background:linear-gradient(135deg,#020617 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h2{font-size:1.7em;}.pl-section,.pl-enc,.pl-cta,.pl-hero{padding-left:20px;padding-right:20px;}}\n\u003c\/style\u003e\n\u003cdiv class=\"pl-wrap\"\u003e\n\n\u003cdiv class=\"pl-hero\"\u003e\n\u003ch2\u003eProline X P12D-S W Dual Chamber Sealed Wedge, Loaded\u003c\/h2\u003e\n\u003cp\u003eCut and tuned for a pair of Arc Audio X2V2 12 drivers\u003c\/p\u003e\n\u003cdiv class=\"pl-badges\"\u003e\n\u003cspan class=\"pl-badge\"\u003eV-Groove and Dado\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eLangboard Elite MDF\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003e2.00 cu ft Net\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eFits Arc Audio X2V2 12\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-stats\"\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e2.00\u003c\/span\u003e\u003cspan class=\"l\"\u003ecu ft net\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e0.918\u003c\/span\u003e\u003cspan class=\"l\"\u003esystem Qtc\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e41 Hz\u003c\/span\u003e\u003cspan class=\"l\"\u003eF3 rolloff\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-stat\"\u003e\n\u003cspan class=\"n\"\u003e6.75 in\u003c\/span\u003e\u003cspan class=\"l\"\u003eX2V2 12 mounting depth\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eBuilt Around the Arc Audio X2V2 12\u003c\/h3\u003e\n\u003cp\u003eNothing about this box is generic. Every layer is cut to the X2V2 12's published sealed target, with the baffle bored to the X2V2 12's 11.11 in cutout, and clearance cut for its 6.75 in mounting depth.\u003c\/p\u003e\n\u003cp\u003eThe X2V2 12 carries a published \u003cstrong\u003eFs of 25.57 Hz, Qts of 0.471 and Vas of 79.36 litres\u003c\/strong\u003e, and an EBP of 49, which puts it in sealed enclosure territory. We ran the alignment math on that data and built the box to land where it belongs.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eTwo Drivers, Two Sealed Chambers\u003c\/h3\u003e\n\u003cp\u003eA full divider splits this cabinet down the middle. Each X2V2 12 gets its own \u003cstrong\u003e1.00 cubic foot\u003c\/strong\u003e sealed volume, 2.00 cubic feet total. Neither driver sees the other's back pressure, so the pair behaves like two matched single builds rather than one shared chamber.\u003c\/p\u003e\n\u003cdiv class=\"pl-highlight\"\u003e\n\u003cp\u003e\u003cstrong\u003eTrue net, not marketing net.\u003c\/strong\u003e Internal volume is calculated by summing\neach CNC cut layer's opening, not estimated from external dimensions minus wall thickness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eProline X Performance Series Construction\u003c\/h3\u003e\n\u003cp\u003eThis enclosure is cut with V-groove and dado joinery on our ShopSabre routers from Langboard Elite 3\/4 inch MDF,\na dense 48.5 lb\/ft³ board with a 200 psi internal bond and 410,000 psi MOE.\nThe panels are V-grooved and folded on the seam, then dadoed where the internal bracing lands, so every joint is a mechanical lock rather than a glue line under load.\u003c\/p\u003e\n\u003cdiv class=\"pl-grid\"\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS and carbon fiber composite cup with stainless hardware and copper ring terminals, pre-wired internally with \u003cstrong\u003e12 gauge OFC\u003c\/strong\u003e. No CCA anywhere in the build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003eDamped and Finished\u003c\/h4\u003e\n\u003cp\u003ePolyfill is pre-installed to smooth the in box response, and the shell is wrapped in plush black carpet. Built in Tullahoma, Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eEnclosure Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eOrder the enclosure bare and mount your own pair of X2V2 12 drivers, or order it loaded and we mount the drivers, dress the wiring and ship it ready to bolt in.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-enc\"\u003e\n\u003ch3\u003eSealed Enclosure Performance: Pre-Calculated\u003c\/h3\u003e\n\u003cp\u003eUsing the published Thiele Small parameters for the Arc Audio X2V2 12, here is the predicted Qtc,\nsystem resonance (Fc) and F3 rolloff for this enclosure. Calculated with the same formulas\nas the Audio Intensity Sealed Box Calculator.\u003c\/p\u003e\n\n\u003cdiv class=\"pl-enc-card\"\u003e\n\u003cdiv class=\"pl-enc-head\"\u003eArc Audio X2V2 12 D2  |  Qts 0.471  |  Fs 25.57 Hz  |  Vas 79.36 L\u003c\/div\u003e\n\u003ctable class=\"pl-enc-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure Size\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003eFc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"pl-opt\"\u003e\n\u003ctd\u003e1.00 cu ft \u003cspan class=\"pl-char\"\u003eper chamber, 2.00 cu ft total\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.918\u003c\/td\u003e\n\u003ctd\u003e49.9 Hz\u003c\/td\u003e\n\u003ctd\u003e40.9 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-graph\"\u003e\n\u003cp class=\"pl-graph-title\"\u003eArc Audio X2V2 12 Frequency Response | Sealed, 1.00 cu ft\u003c\/p\u003e\n\u003csvg viewbox=\"0 0 680 300\" 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583.1,63.6 585.2,63.7 587.3,63.7 589.4,63.8 591.4,63.8 593.5,63.9 595.6,63.9 597.7,64.0 599.7,64.0 601.8,64.1 603.9,64.1 605.9,64.2 608.0,64.2 610.1,64.3 612.2,64.3 614.2,64.3 616.3,64.4 618.4,64.4 620.5,64.5 622.5,64.5 624.6,64.5 626.7,64.6 628.8,64.6 630.8,64.7 632.9,64.7 635.0,64.7 637.0,64.8 639.1,64.8 641.2,64.8 643.3,64.9 645.3,64.9 647.4,64.9 649.5,65.0 651.6,65.0 653.6,65.0 655.7,65.1 657.8,65.1 659.9,65.1 661.9,65.2 664.0,65.2\" fill=\"none\" stroke=\"#a78bfa\" stroke-width=\"2.4\" stroke-linejoin=\"round\"\u003e\u003c\/polyline\u003e\n\u003c\/svg\u003e\n\u003cdiv class=\"pl-legend\"\u003e\n\u003cspan class=\"pl-legend-item\"\u003e\u003cspan class=\"pl-sw\" style=\"background:#a78bfa;\"\u003e\u003c\/span\u003e1.00 cu ft (Qtc 0.918)\u003c\/span\u003e\n\u003cspan class=\"pl-legend-item\"\u003e\u003cspan class=\"pl-sw\" style=\"background:#8b5cf6;\"\u003e\u003c\/span\u003e-3dB reference\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-note\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#a78bfa;\"\u003eNote on coil choice:\u003c\/strong\u003e The figures above are the D2 set. The D4 X2V2 12 carries Qts 0.543 and Vas 82.65 litres, which in this same 1.00 cubic foot volume lands at \u003cstrong\u003eQtc 1.075, Fc 50.6 Hz and F3 38.6 Hz\u003c\/strong\u003e. Worth accounting for if you are choosing between the two. \u003ca class=\"pl-link\" href=\"\/pages\/sealed-box-calculator\"\u003eRun your own numbers in the Sealed Box Calculator.\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-cta\"\u003e\n\u003ch3\u003eCut for the Driver, Not the Catalog\u003c\/h3\u003e\n\u003cp\u003eSelect your configuration above. This enclosure ships free to the lower 48 with a 1 year limited warranty, built one at a time in Tullahoma, Tennessee. Ordered loaded, the X2V2 12 carries its own 1 year manufacturer warranty through authorized dealers.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dual 4ohm \/ Grey","offer_id":43491239690329,"sku":"P12D-S W ARC X2V2 D4 G","price":599.99,"currency_code":"USD","in_stock":true},{"title":"Dual 4ohm \/ Plush Black","offer_id":43491239723097,"sku":"P12D-S W ARC X2V2 D4 B","price":599.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Grey","offer_id":43491239755865,"sku":"P12D-S W ARC X2V2 D2 G","price":599.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Plush Black","offer_id":43491239788633,"sku":"P12D-S W ARC X2V2 D2 B","price":599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/dual-arc-audio-x2-12-matching-proline-x-enclosure-bundle-box-50-offsubwoofer-enclosuresproline-x-6825767.png?v=1783112229"},{"product_id":"proline-x-po-15d-s-w-dual-15-sealed-wedge-enclosure-built-for-resonix-gus-15","title":"Proline X PO15D-S W | Dual 15\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-15","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap ul{margin:0 0 16px 0;padding-left:20px;}\n.pow-wrap li{color:#cbd5e1 !important;margin-bottom:8px;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 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0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:32%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n.pow-cta a{color:#eab784 !important;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eTwo GUS-15s. Trunk Mounted, the Way a Wedge Is Meant to Sit.\u003c\/h2\u003e\n\u003cp\u003eA dual chamber sealed wedge cut for the ResoNix GUS-15 and nothing else. It sits in the trunk or cargo area with the tall face against the back of the rear seat and the drivers firing rearward, so the box uses the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e1.35 CU FT NET PER DRIVER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eDUAL CHAMBER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e3000W RMS COMBINED\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eDUAL TERMINAL CUPS\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge only works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, drivers firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf you need an enclosure that can run down fire, the \u003cstrong\u003eProline X Micro Series Dual 15 Sealed Enclosure Built for ResoNix GUS-15\u003c\/strong\u003e is the one for that. Square stack fab cabinet, feet included, runs either orientation. Same driver, same airspace target, different build and a different place in the vehicle.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt for One Driver, at One Volume\u003c\/h3\u003e\n\u003cp\u003ePerformance Optimized enclosures are cut for a specific subwoofer rather than a size class. This one is built around the \u003cstrong\u003eResoNix GUS-15\u003c\/strong\u003e, and Audio Intensity is the exclusive enclosure builder for the GUS platform.\u003c\/p\u003e\n\u003cp\u003eResoNix publishes \u003cstrong\u003e1.35 cubic feet\u003c\/strong\u003e as the volume that produces a maximally flat sealed alignment for the GUS-15. Each chamber here is built at \u003cstrong\u003e1.425 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.072 cubic feet of displacement and each driver sees 1.353 cubic feet, which lands on the published target rather than near it. Total gross volume across both chambers is 2.85 cubic feet, 2.70 net acoustic.\u003c\/p\u003e\n\u003cp\u003eThe woofer opening is cut direct fit to the GUS-15 at 355mm. There is no universal 15 inch cutout here and no attempt at one, which is the entire point of the Optimized line. A standard 15 will not work in this cabinet, both because of the opening and because the depth is built around this driver.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cp\u003eThe wedge is the oldest trunk enclosure shape in car audio for a reason. It is built around what a trunk actually is, rather than dropping a rectangle into one.\u003c\/p\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives the height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk instead of losing the middle of it\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means the output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight, and it is why moving a box a few inches changes what you hear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the drivers do not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head. On a well built system that makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e considerably easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eSeparation\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eTwo Chambers, Two Cups\u003c\/h4\u003e\n\u003cp\u003eEach driver gets its own sealed chamber and its own terminal cup. \u003cstrong\u003eNo internal cross chamber wiring\u003c\/strong\u003e, so you can run a monoblock per driver or bridge externally.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eDual Chamber, Not Common Chamber\u003c\/h3\u003e\n\u003cp\u003eEach GUS-15 loads into its own sealed 1.425 cubic foot chamber, isolated by a full divider. This matters at this power level. With separate chambers, one driver's cone motion does not modulate the air load the other driver sees, so the two stay acoustically independent under hard excursion.\u003c\/p\u003e\n\u003cp\u003eIt also means the two chambers can be driven separately. Each Proline X terminal cup is pre wired with 12 gauge OFC to its own driver, so the common configurations are a dedicated monoblock per driver, or a single high output amplifier bridged externally across the two terminals. The GUS-15 is rated at \u003cstrong\u003e1500 watts RMS each in its suggested enclosure\u003c\/strong\u003e, so this cabinet is a 3000 watt system when both chambers are driven properly. The dual amplifier path gives the cleanest channel separation and the most consistent damping at that power level.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e and a full chamber divider. This is a different construction method from the stack fab Micro Series, and the wedge geometry is the reason. The angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-15 is in the Proline X CAD library, drawn from the manufacturer's own CAD file. The cutout and the nutsert locations are machined in the same operation from the same origin on the router, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts are installed at both driver positions\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 375mm bolt circle.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eTwo Proline X ABS and carbon fiber composite terminal cups, side mounted, one per chamber, each pre wired with 12 gauge OFC. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because ResoNix calculated the target at 1.35 cubic feet and adding fill density would shift the alignment off it.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003eDark gray trunk liner standard, plush black available. The lasered acrylic badge mounts on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e36 inches wide by 17.5 inches tall\u003c\/strong\u003e, with the depth running \u003cstrong\u003e16.5 inches at the base and tapering to 10 inches at the top\u003c\/strong\u003e. Installed, the 17.5 inch face stands against the rear seat back and the cabinet slopes away toward the trunk lid.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eMeasure the floor, then the lid.\u003c\/strong\u003e The 16.5 inch base depth and the 36 inch width are what has to clear on the trunk floor. The taper is there so the lid closes over the shallow end, but check your own lid line, since trunk openings vary far more than trunk floors do.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies a 33mm minimum clearance in front of each GUS-15. At 25.89mm of Klippel verified one way excursion that figure is the operational envelope of the suspension, not optional headroom. Nothing should sit inside it, including cargo you expect to load behind the box. Verify both driver positions independently.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eThese figures are calculated from ResoNix's own published Klippel measured parameters for the GUS-15 D4 coil: \u003cstrong\u003eFs 17.11 Hz, Qts 0.34, Vas 117.47 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume Per Driver\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.80 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.846\u003c\/td\u003e\n\u003ctd\u003e42.6 Hz\u003c\/td\u003e\n\u003ctd\u003e36.7 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass emphasis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e1.35 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.686\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.5 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e35.6 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.00 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.596\u003c\/td\u003e\n\u003ctd\u003e30.0 Hz\u003c\/td\u003e\n\u003ctd\u003e36.6 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, softer, more headroom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,349 157,335 180,320 202,306 225,292 247,277 270,263 292,249 315,235 337,222 360,209 382,196 405,184 428,172 450,161 472,151 495,142 518,134 540,127 562,122 585,117 607,113 630,110 652,108 675,106 698,105 720,104 742,104 765,104 787,104 810,104 832,104 855,104 877,105 900,105 923,105 945,106 968,106 990,106 1012,107 1035,107 1058,107 1080,108 1102,108 1125,108 1147,108 1170,108\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,306 112,294 135,282 157,270 180,259 202,248 225,238 247,227 270,218 292,208 315,200 337,191 360,184 382,176 405,170 428,164 450,158 472,153 495,148 518,144 540,140 562,137 585,134 607,131 630,129 652,127 675,125 698,123 720,122 742,120 765,119 787,118 810,117 832,117 855,116 877,115 900,115 923,114 945,114 968,113 990,113 1012,113 1035,112 1058,112 1080,112 1102,112 1125,112 1147,111 1170,111\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,331 112,317 135,304 157,291 180,278 202,266 225,253 247,241 270,229 292,218 315,207 337,197 360,187 382,178 405,170 428,162 450,155 472,149 495,143 518,138 540,134 562,130 585,127 607,125 630,122 652,120 675,119 698,117 720,116 742,115 765,114 787,114 810,113 832,113 855,112 877,112 900,112 923,111 945,111 968,111 990,111 1012,111 1035,111 1058,111 1080,111 1102,110 1125,110 1147,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-15, per driver. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e1.35 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.80 cu ft and 2.00 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eThe thing the curves actually show.\u003c\/strong\u003e Look at the F3 column, not the Qtc column. Across the entire usable range, from ResoNix's minimum 0.8 up to their maximum 2.0 cubic feet, \u003cstrong\u003eF3 moves less than two hertz\u003c\/strong\u003e. Enclosure volume on this driver changes the shape of the response, not how deep it plays. Going bigger does not buy extension. It buys damping and headroom, and it costs you upper bass. That is unusual, and it is a direct result of an Fs of 17 Hz paired with a Qts of 0.34.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhy we built at 1.35.\u003c\/strong\u003e The small box gains upper bass emphasis and the large box gains control, and neither gains bottom end. 1.35 cubic feet sits at the maximally flat point between them, which is why it is ResoNix's own published recommendation. They designed the driver, and this is the alignment they built it around.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhat flat means in a trunk.\u003c\/strong\u003e These figures are anechoic. Installed in a vehicle, cabin transfer function lifts the bottom octave regardless of alignment, and a rear firing trunk mount adds the loading of the trunk itself on top of that. In practice the in-car response will be considerably warmer than the curve above.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-15. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-15 drivers are purchased separately from ResoNix Sound Solutions. Every Performance Optimized Wedge is built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Plush Black","offer_id":44465625137241,"sku":"PO15D-S W GUS B","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15D-SGUSFront.jpg?v=1787515373"},{"product_id":"proline-x-po-15-s-w-gus-single-15-sealed-wedge-subwoofer-enclosure-built-for-resonix-gus-15","title":"Proline X PO 15-S W GUS | Single 15\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-15","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap ul{margin:0 0 16px 0;padding-left:20px;}\n.pow-wrap li{color:#cbd5e1 !important;margin-bottom:8px;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 0;}\n.pow-wrap h3{color:#c68a4a !important;font-size:1.22em;font-weight:700;margin:0 0 14px 0;line-height:1.35;}\n.pow-wrap h4{color:#c68a4a !important;font-size:1.02em;font-weight:700;margin:0 0 10px 0;}\n.pow-highlight{background:#0f172a !important;border-left:4px solid #b87333 !important;padding:20px 22px;margin:28px 0;border-radius:0 6px 6px 0;}\n.pow-highlight h3{color:#c68a4a !important;margin:0 0 10px 0;font-size:1.1em;}\n.pow-highlight h3+h3{margin-top:18px;}\n.pow-highlight p{margin-bottom:10px;font-size:0.97em;color:#cbd5e1 !important;}\n.pow-highlight p:last-child{margin-bottom:0;}\n.pow-alert{background:#2f1c0d !important;border:1px solid #b87333 !important;border-radius:6px;padding:14px 18px;margin:22px 0;font-size:0.93em;}\n.pow-alert p{color:#eab784 !important;margin:0;}\n.pow-alert strong{color:#d99058 !important;}\n.pow-warn{background:#2b1a0b !important;border:2px solid #f59e0b !important;border-radius:8px;padding:20px 22px;margin:26px 0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:30%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eOne GUS-15, Sized to the Number ResoNix Published.\u003c\/h2\u003e\n\u003cp\u003eA sealed wedge cut for a single ResoNix GUS-15 and nothing else. It sits in the trunk with the tall face against the back of the rear seat and the driver firing rearward, using the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e1.35 CU FT NET ACOUSTIC\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eQTC 0.687\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e1500W RMS\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eDIRECT FIT GUS-15\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, driver firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is also cut direct fit to the GUS-15 at a 355mm opening. \u003cstrong\u003eA standard 15 will not fit\u003c\/strong\u003e, and would not see the correct airspace if it did.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt Backward From One Published Number\u003c\/h3\u003e\n\u003cp\u003eResoNix specifies \u003cstrong\u003e1.35 cubic feet of net acoustic airspace\u003c\/strong\u003e for the GUS-15, the volume that produces a maximally flat sealed alignment. This cabinet is built at \u003cstrong\u003e1.42 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.072 cubic feet of displacement and the GUS-15 sees 1.348 cubic feet.\u003c\/p\u003e\n\u003cp\u003eThat is not close to the target. That is the target. The cabinet was sized from the number rather than the number being quoted after the fact, which is the whole idea behind the Optimized line.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the driver does not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head, which makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eFootprint\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHalf the Width of the Dual\u003c\/h4\u003e\n\u003cp\u003eAt 23.5 inches wide this fits vehicles the 36 inch dual 15 cannot. One GUS-15 in the right airspace beats two in the wrong one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e. Angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-15 is in the Proline X CAD library, drawn from the manufacturer's own STEP file. The 355mm cutout and the nutsert locations are machined in the same operation from the same origin, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts installed\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 375mm bolt circle and its eight 6.5mm holes.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eProline X ABS and carbon fiber composite terminal cup, side mounted, pre wired with 12 gauge OFC. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because adding fill density would shift the alignment off the 1.35 target.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003ePlush black carpet with a black acrylic badge on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e23.5 inches wide by 17.5 inches tall\u003c\/strong\u003e, with depth running \u003cstrong\u003e12.625 inches at the base tapering to 7.25 inches at the top\u003c\/strong\u003e. Maximum driver mounting depth is 7 inches, comfortable for the GUS-15.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies 33mm minimum clearance in front of the GUS-15. At more than 25mm of Klippel verified one way excursion that is the operational envelope of the suspension, not optional headroom. Since the driver fires rearward into the trunk, anything you load behind the box has to stay outside that envelope.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eCalculated from ResoNix's published Klippel measured parameters for the GUS-15 D4 coil: \u003cstrong\u003eFs 17.11 Hz, Qts 0.34, Vas 117.47 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Volume\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.80 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.846\u003c\/td\u003e\n\u003ctd\u003e42.6 Hz\u003c\/td\u003e\n\u003ctd\u003e36.7 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e1.35 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.687\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.5 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e35.6 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.00 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.596\u003c\/td\u003e\n\u003ctd\u003e30.0 Hz\u003c\/td\u003e\n\u003ctd\u003e36.6 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, more headroom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,349 157,335 180,320 202,306 225,292 247,277 270,263 292,249 315,235 337,222 360,209 382,196 405,184 428,172 450,161 472,151 495,142 518,134 540,127 562,122 585,117 607,113 630,110 652,108 675,106 698,105 720,104 742,104 765,104 787,104 810,104 832,104 855,104 877,105 900,105 923,105 945,106 968,106 990,106 1012,107 1035,107 1058,107 1080,108 1102,108 1125,108 1147,108 1170,108\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,306 112,294 135,282 157,270 180,259 202,248 225,238 247,227 270,218 292,208 315,200 337,191 360,184 382,176 405,170 428,164 450,158 472,153 495,148 518,144 540,140 562,137 585,134 607,131 630,129 652,127 675,125 698,123 720,122 742,120 765,119 787,118 810,117 832,117 855,116 877,115 900,115 923,114 945,114 968,113 990,113 1012,113 1035,112 1058,112 1080,112 1102,112 1125,112 1147,111 1170,111\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,331 112,317 135,304 157,291 180,278 202,266 225,253 247,241 270,229 292,218 315,207 337,197 360,187 382,178 405,170 428,162 450,155 472,149 495,143 518,138 540,134 562,130 585,127 607,125 630,122 652,120 675,119 698,117 720,116 742,115 765,114 787,114 810,113 832,113 855,112 877,112 900,112 923,111 945,111 968,111 990,111 1012,111 1035,111 1058,111 1080,111 1102,110 1125,110 1147,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-15. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e1.35 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.80 cu ft and 2.00 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eLook at the F3 column, not the Qtc column.\u003c\/strong\u003e Across the entire usable range, from ResoNix's minimum 0.8 up to their maximum 2.0 cubic feet, \u003cstrong\u003eF3 moves about one hertz\u003c\/strong\u003e. Enclosure volume on this driver changes the shape of the response, not how deep it plays. Going bigger buys damping and headroom and costs upper bass, but buys no extension. That falls straight out of a 17 Hz Fs paired with a 0.34 Qts.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhat flat means in a trunk.\u003c\/strong\u003e These figures are anechoic. Installed in a vehicle, cabin transfer function lifts the bottom octave regardless of alignment, and a rear firing trunk mount adds the loading of the trunk on top of that. In practice the in-car response will be considerably warmer than the curve above.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-15. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-15 driver is purchased separately from ResoNix Sound Solutions. Built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Plush Black","offer_id":44493043531865,"sku":"PO 15-S W GUS","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWGUSFront.png?v=1786656707"},{"product_id":"proline-x-po-12d-s-w-gus-dual-12-sealed-wedge-subwoofer-enclosure-built-for-resonix-gus-12","title":"Proline X PO 12D-S W GUS | Dual 12\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-12","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 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0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:30%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eTwo GUS-12s, Each in Its Own 0.75 Cubic Feet.\u003c\/h2\u003e\n\u003cp\u003eA dual chamber sealed wedge cut for the ResoNix GUS-12 and nothing else. It sits in the trunk with the tall face against the back of the rear seat and the drivers firing rearward, using the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e0.75 CU FT NET PER DRIVER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eDUAL CHAMBER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eQTC 0.719\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e1600W RMS COMBINED\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, drivers firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is cut direct fit to the GUS-12 at a 283.6mm opening. \u003cstrong\u003eA standard 12 will not fit\u003c\/strong\u003e, and would not see the correct airspace if it did.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt Backward From One Published Number\u003c\/h3\u003e\n\u003cp\u003eResoNix specifies \u003cstrong\u003e0.75 cubic feet of net acoustic airspace\u003c\/strong\u003e per GUS-12, the volume that produces a maximally flat sealed alignment. Each chamber here is built at \u003cstrong\u003e0.80 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.046 cubic feet of displacement and each GUS-12 sees 0.754 cubic feet.\u003c\/p\u003e\n\u003cp\u003eThat is not close to the target. That is the target. Total gross volume across both chambers is 1.60 cubic feet, 1.508 net acoustic.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the drivers do not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head, which makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eSeparation\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eTwo Sealed Chambers\u003c\/h4\u003e\n\u003cp\u003eA full divider gives each GUS-12 its own airspace. \u003cstrong\u003eNeither cone loads against the other\u003c\/strong\u003e, so the pair stays predictable when both are working hard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eDual Chamber, Not Common Chamber\u003c\/h3\u003e\n\u003cp\u003eEach GUS-12 loads into its own sealed 0.80 cubic foot chamber, isolated by a full divider. With separate chambers, one driver's cone motion does not modulate the air load the other driver sees, so the two stay acoustically independent under hard excursion.\u003c\/p\u003e\n\u003cp\u003eThe GUS-12 is rated at \u003cstrong\u003e800 watts RMS each in its suggested enclosure\u003c\/strong\u003e, so this cabinet is built around a 1600 watt pair. A single Proline X terminal cup is side mounted and pre wired with 12 gauge OFC. This is a raw enclosure, so how you wire the drivers from that cup is your call.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e and a full chamber divider. Angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-12 is in the Proline X CAD library, drawn from the manufacturer's own STEP file. The 283.6mm cutout and the nutsert locations are machined in the same operation from the same origin, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts installed at both driver positions\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 304mm bolt circle and its eight 6.5mm holes.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eOne Proline X ABS and carbon fiber composite terminal cup, side mounted, pre wired with 12 gauge OFC to both driver positions. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because adding fill density would shift the alignment off the 0.75 target.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003ePlush black carpet with a black acrylic badge on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e30.25 inches wide by 15 inches tall\u003c\/strong\u003e, with depth running \u003cstrong\u003e13.5 inches at the base tapering to 8 inches at the top\u003c\/strong\u003e. Maximum driver mounting depth is 7.5 inches, comfortable for the GUS-12's 115.3mm requirement.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies 28mm minimum clearance in front of each GUS-12. At more than 20mm of Klippel verified one way excursion that is the operational envelope of the suspension, not optional headroom. Since the drivers fire rearward into the trunk, anything you load behind the box has to stay outside that envelope. Verify both positions independently.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eCalculated from ResoNix's published Klippel measured parameters for the GUS-12 D4 coil: \u003cstrong\u003eFs 14.54 Hz, Qts 0.28, Vas 119.35 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Volume Per Driver\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.45 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.901\u003c\/td\u003e\n\u003ctd\u003e46.8 Hz\u003c\/td\u003e\n\u003ctd\u003e38.8 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.75 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.719\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e37.3 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e36.7 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.50 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.547\u003c\/td\u003e\n\u003ctd\u003e28.4 Hz\u003c\/td\u003e\n\u003ctd\u003e38.9 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, xmax limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,350 158,350 180,344 202,329 225,314 248,300 270,285 292,271 315,256 338,242 360,227 382,213 405,200 428,187 450,174 472,162 495,151 518,141 540,132 562,124 585,118 608,112 630,108 652,105 675,103 698,101 720,100 742,100 765,100 788,100 810,100 832,100 855,101 878,102 900,102 922,103 945,103 968,104 990,104 1012,105 1035,105 1058,106 1080,106 1102,106 1125,107 1148,107 1170,107\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,301 112,289 135,278 158,267 180,257 202,247 225,237 248,228 270,219 292,210 315,202 338,195 360,187 382,181 405,174 428,169 450,163 472,158 495,154 518,149 540,146 562,142 585,139 608,136 630,133 652,131 675,129 698,127 720,125 742,124 765,122 788,121 810,120 832,119 855,118 878,117 900,116 922,116 945,115 968,115 990,114 1012,114 1035,113 1058,113 1080,113 1102,112 1125,112 1148,112 1170,112\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,349 112,335 135,322 158,308 180,295 202,281 225,268 248,255 270,243 292,231 315,219 338,207 360,197 382,186 405,177 428,168 450,160 472,152 495,146 518,140 540,135 562,130 585,127 608,124 630,121 652,119 675,117 698,116 720,114 742,113 765,113 788,112 810,112 832,111 855,111 878,111 900,110 922,110 945,110 968,110 990,110 1012,110 1035,110 1058,110 1080,110 1102,110 1125,110 1148,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-12, per driver. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e0.75 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.45 cu ft and 1.50 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eLook at the F3 column, not the Qtc column.\u003c\/strong\u003e Across the entire usable range, from ResoNix's minimum 0.45 up to their maximum 1.5 cubic feet, \u003cstrong\u003eF3 never leaves the 36 to 39 Hz band\u003c\/strong\u003e. Enclosure volume on this driver changes the shape of the response, not how deep it plays. That falls straight out of a 14.5 Hz Fs paired with a 0.28 Qts, which is an unusually low pair for a 12.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhy not build bigger.\u003c\/strong\u003e ResoNix notes that at their 1.5 cubic foot maximum, the GUS-12 reaches xmax at 20 Hz with only 500 watts, well under its 800 watt rating. The larger box trades away power handling for damping and gains nothing on the bottom end. At 0.75 the driver takes its full rated power.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-12. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-12 drivers are purchased separately from ResoNix Sound Solutions. Built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Plush Black","offer_id":44493052379225,"sku":"PO 12D-S W GUS","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12D-SGUSFront.jpg?v=1787515047"},{"product_id":"resonix-gus-12-single-subwoofer-box","title":"Proline X PO 12-S W GUS | Single 12\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-12","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 0;}\n.pow-wrap h3{color:#c68a4a !important;font-size:1.22em;font-weight:700;margin:0 0 14px 0;line-height:1.35;}\n.pow-wrap h4{color:#c68a4a !important;font-size:1.02em;font-weight:700;margin:0 0 10px 0;}\n.pow-highlight{background:#0f172a !important;border-left:4px solid #b87333 !important;padding:20px 22px;margin:28px 0;border-radius:0 6px 6px 0;}\n.pow-highlight h3{color:#c68a4a !important;margin:0 0 10px 0;font-size:1.1em;}\n.pow-highlight h3+h3{margin-top:18px;}\n.pow-highlight p{margin-bottom:10px;font-size:0.97em;color:#cbd5e1 !important;}\n.pow-highlight p:last-child{margin-bottom:0;}\n.pow-alert{background:#2f1c0d !important;border:1px solid #b87333 !important;border-radius:6px;padding:14px 18px;margin:22px 0;font-size:0.93em;}\n.pow-alert p{color:#eab784 !important;margin:0;}\n.pow-alert strong{color:#d99058 !important;}\n.pow-warn{background:#2b1a0b !important;border:2px solid #f59e0b !important;border-radius:8px;padding:20px 22px;margin:26px 0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:30%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eOne GUS-12, Sitting in Exactly 0.75 Cubic Feet.\u003c\/h2\u003e\n\u003cp\u003eA single chamber sealed wedge cut for the ResoNix GUS-12 and nothing else. It sits in the trunk with the tall face against the back of the rear seat and the driver firing rearward, using the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e0.75 CU FT NET\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eSINGLE CHAMBER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eQTC 0.719\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e800W RMS\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, driver firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is cut direct fit to the GUS-12 at a 283.6mm opening. \u003cstrong\u003eA standard 12 will not fit\u003c\/strong\u003e, and would not see the correct airspace if it did.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt Backward From One Published Number\u003c\/h3\u003e\n\u003cp\u003eResoNix specifies \u003cstrong\u003e0.75 cubic feet of net acoustic airspace\u003c\/strong\u003e for the GUS-12, the volume that produces a maximally flat sealed alignment. This cabinet is built at \u003cstrong\u003e0.80 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.046 cubic feet of displacement and the GUS-12 sees 0.754 cubic feet.\u003c\/p\u003e\n\u003cp\u003eThat is not close to the target. That is the target.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the driver does not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head, which makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eFootprint\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003e22.5 Inches Across\u003c\/h4\u003e\n\u003cp\u003eA single 12 in a wedge is a small cabinet. It occupies just over a foot and a half of trunk width and \u003cstrong\u003e11 inches of depth at the floor\u003c\/strong\u003e, tapering to 5.5 at the top.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e. Angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-12 is in the Proline X CAD library, drawn from the manufacturer's own STEP file. The 283.6mm cutout and the nutsert locations are machined in the same operation from the same origin, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 304mm bolt circle and its eight 6.5mm holes.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eOne Proline X ABS and carbon fiber composite terminal cup, side mounted, pre wired with 12 gauge OFC. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because adding fill density would shift the alignment off the 0.75 target.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003ePlush black carpet with a black acrylic badge on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e22.5 inches wide by 15 inches tall\u003c\/strong\u003e, with depth running \u003cstrong\u003e11 inches at the base tapering to 5.5 inches at the top\u003c\/strong\u003e. Maximum driver mounting depth is 4.75 inches, which accommodates the GUS-12's 115.3mm requirement. The driver flush mounts into the machined recess and installs with the supplied stainless screws. No spacers, no modification.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies 28mm minimum clearance in front of the GUS-12. At more than 20mm of Klippel verified one way excursion that is the operational envelope of the suspension, not optional headroom. Since the driver fires rearward into the trunk, anything you load behind the box has to stay outside that envelope.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eCalculated from ResoNix's published Klippel measured parameters for the GUS-12 D4 coil: \u003cstrong\u003eFs 14.54 Hz, Qts 0.28, Vas 119.35 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Volume\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.45 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.901\u003c\/td\u003e\n\u003ctd\u003e46.8 Hz\u003c\/td\u003e\n\u003ctd\u003e38.8 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.75 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.719\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e37.3 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e36.7 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.50 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.547\u003c\/td\u003e\n\u003ctd\u003e28.4 Hz\u003c\/td\u003e\n\u003ctd\u003e38.9 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, xmax limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,350 158,350 180,344 202,329 225,314 248,300 270,285 292,271 315,256 338,242 360,227 382,213 405,200 428,187 450,174 472,162 495,151 518,141 540,132 562,124 585,118 608,112 630,108 652,105 675,103 698,101 720,100 742,100 765,100 788,100 810,100 832,100 855,101 878,102 900,102 922,103 945,103 968,104 990,104 1012,105 1035,105 1058,106 1080,106 1102,106 1125,107 1148,107 1170,107\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,301 112,289 135,278 158,267 180,257 202,247 225,237 248,228 270,219 292,210 315,202 338,195 360,187 382,181 405,174 428,169 450,163 472,158 495,154 518,149 540,146 562,142 585,139 608,136 630,133 652,131 675,129 698,127 720,125 742,124 765,122 788,121 810,120 832,119 855,118 878,117 900,116 922,116 945,115 968,115 990,114 1012,114 1035,113 1058,113 1080,113 1102,112 1125,112 1148,112 1170,112\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,349 112,335 135,322 158,308 180,295 202,281 225,268 248,255 270,243 292,231 315,219 338,207 360,197 382,186 405,177 428,168 450,160 472,152 495,146 518,140 540,135 562,130 585,127 608,124 630,121 652,119 675,117 698,116 720,114 742,113 765,113 788,112 810,112 832,111 855,111 878,111 900,110 922,110 945,110 968,110 990,110 1012,110 1035,110 1058,110 1080,110 1102,110 1125,110 1148,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-12. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e0.75 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.45 cu ft and 1.50 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eLook at the F3 column, not the Qtc column.\u003c\/strong\u003e Across the entire usable range, from ResoNix's minimum 0.45 up to their maximum 1.5 cubic feet, \u003cstrong\u003eF3 never leaves the 36 to 39 Hz band\u003c\/strong\u003e. Enclosure volume on this driver changes the shape of the response, not how deep it plays. That falls straight out of a 14.5 Hz Fs paired with a 0.28 Qts, which is an unusually low pair for a 12.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhy not build bigger.\u003c\/strong\u003e ResoNix notes that at their 1.5 cubic foot maximum, the GUS-12 reaches xmax at 20 Hz with only 500 watts, well under its 800 watt rating. The larger box trades away power handling for damping and gains nothing on the bottom end. At 0.75 the driver takes its full rated power.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-12. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-12 driver is purchased separately from ResoNix Sound Solutions. Built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44493094191193,"sku":"PO 12-S W GUS","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWGUSFront.png?v=1786655075"},{"product_id":"resonix-gus-10-dual-subwoofer-box","title":"Proline X PO 10D-S W GUS | Dual 10\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-10","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 0;}\n.pow-wrap h3{color:#c68a4a !important;font-size:1.22em;font-weight:700;margin:0 0 14px 0;line-height:1.35;}\n.pow-wrap h4{color:#c68a4a !important;font-size:1.02em;font-weight:700;margin:0 0 10px 0;}\n.pow-highlight{background:#0f172a !important;border-left:4px solid #b87333 !important;padding:20px 22px;margin:28px 0;border-radius:0 6px 6px 0;}\n.pow-highlight h3{color:#c68a4a !important;margin:0 0 10px 0;font-size:1.1em;}\n.pow-highlight h3+h3{margin-top:18px;}\n.pow-highlight p{margin-bottom:10px;font-size:0.97em;color:#cbd5e1 !important;}\n.pow-highlight p:last-child{margin-bottom:0;}\n.pow-alert{background:#2f1c0d !important;border:1px solid #b87333 !important;border-radius:6px;padding:14px 18px;margin:22px 0;font-size:0.93em;}\n.pow-alert p{color:#eab784 !important;margin:0;}\n.pow-alert strong{color:#d99058 !important;}\n.pow-warn{background:#2b1a0b !important;border:2px solid #f59e0b !important;border-radius:8px;padding:20px 22px;margin:26px 0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:30%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eTwo GUS-10s, Each in Its Own 0.60 Cubic Feet.\u003c\/h2\u003e\n\u003cp\u003eA dual chamber sealed wedge cut for the ResoNix GUS-10 and nothing else. It sits in the trunk with the tall face against the back of the rear seat and the drivers firing rearward, using the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e0.60 CU FT NET PER DRIVER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eDUAL CHAMBER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eQTC 0.715\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e1000W RMS COMBINED\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, drivers firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is cut direct fit to the GUS-10 at a 235.3mm opening. \u003cstrong\u003eA standard 10 will not fit\u003c\/strong\u003e, and would not see the correct airspace if it did.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt Backward From One Published Number\u003c\/h3\u003e\n\u003cp\u003eResoNix specifies \u003cstrong\u003e0.60 cubic feet of net acoustic airspace\u003c\/strong\u003e per GUS-10, the volume that produces a maximally flat sealed alignment. Each chamber here is built at \u003cstrong\u003e0.63 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.031 cubic feet of displacement and each GUS-10 sees 0.599 cubic feet.\u003c\/p\u003e\n\u003cp\u003eThat is not close to the target. That is the target. Total gross volume across both chambers is 1.26 cubic feet, 1.198 net acoustic.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the drivers do not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head, which makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eSeparation\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eTwo Sealed Chambers\u003c\/h4\u003e\n\u003cp\u003eA full divider gives each GUS-10 its own airspace. \u003cstrong\u003eNeither cone loads against the other\u003c\/strong\u003e, so the pair stays predictable when both are working hard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eDual Chamber, Not Common Chamber\u003c\/h3\u003e\n\u003cp\u003eEach GUS-10 loads into its own sealed 0.63 cubic foot chamber, isolated by a full divider. With separate chambers, one driver's cone motion does not modulate the air load the other driver sees, so the two stay acoustically independent under hard excursion.\u003c\/p\u003e\n\u003cp\u003eThe GUS-10 is rated at \u003cstrong\u003e500 watts RMS each in its suggested enclosure\u003c\/strong\u003e, so this cabinet is built around a 1000 watt pair. A single Proline X terminal cup is side mounted and pre wired with 12 gauge OFC. This is a raw enclosure, so how you wire the drivers from that cup is your call.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e and a full chamber divider. Angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-10 is in the Proline X CAD library, drawn from the manufacturer's own STEP file. The 235.3mm cutout and the nutsert locations are machined in the same operation from the same origin, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts installed at both driver positions\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 256mm bolt circle and its eight 6.3mm holes.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eOne Proline X ABS and carbon fiber composite terminal cup, side mounted, pre wired with 12 gauge OFC to both driver positions. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because adding fill density would shift the alignment off the 0.60 target.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003ePlush black carpet with a black acrylic badge on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e30.25 inches wide by 13.5 inches tall\u003c\/strong\u003e, with depth running \u003cstrong\u003e12.25 inches at the base tapering to 7.35 inches at the top\u003c\/strong\u003e. Maximum driver mounting depth is 6.5 inches, comfortable for the GUS-10's 101.5mm requirement.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies 23mm minimum clearance in front of each GUS-10. At 18mm of Klippel verified one way excursion that is the operational envelope of the suspension, not optional headroom. Since the drivers fire rearward into the trunk, anything you load behind the box has to stay outside that envelope. Verify both positions independently.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eCalculated from ResoNix's published Klippel measured parameters for the GUS-10 D4 coil: \u003cstrong\u003eFs 16.91 Hz, Qts 0.35, Vas 53.78 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Volume Per Driver\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.35 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.887\u003c\/td\u003e\n\u003ctd\u003e42.9 Hz\u003c\/td\u003e\n\u003ctd\u003e35.9 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.60 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.715\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.5 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.2 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.90 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.617\u003c\/td\u003e\n\u003ctd\u003e29.8 Hz\u003c\/td\u003e\n\u003ctd\u003e34.8 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, F3 rises slightly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,350 158,335 180,320 202,306 225,291 248,277 270,262 292,248 315,234 338,220 360,206 382,193 405,180 428,168 450,157 472,146 495,137 518,129 540,122 562,116 585,111 608,108 630,105 652,103 675,102 698,101 720,101 742,101 765,101 788,101 810,102 832,102 855,103 878,103 900,104 922,104 945,105 968,105 990,105 1012,106 1035,106 1058,107 1080,107 1102,107 1125,107 1148,108 1170,108\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,302 112,290 135,278 158,266 180,255 202,243 225,233 248,222 270,212 292,203 315,194 338,186 360,178 382,171 405,164 428,158 450,153 472,148 495,144 518,140 540,136 562,133 585,130 608,128 630,126 652,124 675,122 698,121 720,120 742,118 765,117 788,117 810,116 832,115 855,115 878,114 900,114 922,113 945,113 968,113 990,112 1012,112 1035,112 1058,112 1080,111 1102,111 1125,111 1148,111 1170,111\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,329 112,315 135,302 158,289 180,275 202,263 225,250 248,238 270,226 292,214 315,203 338,192 360,183 382,173 405,165 428,157 450,150 472,144 495,138 518,134 540,130 562,126 585,123 608,121 630,119 652,117 675,116 698,114 720,114 742,113 765,112 788,112 810,111 832,111 855,111 878,111 900,110 922,110 945,110 968,110 990,110 1012,110 1035,110 1058,110 1080,110 1102,110 1125,110 1148,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-10, per driver. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e0.60 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.35 cu ft and 0.90 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eLook at the F3 column, not the Qtc column.\u003c\/strong\u003e Across the entire usable range, from ResoNix's minimum 0.35 up to their maximum 0.90 cubic feet, \u003cstrong\u003eF3 moves by less than two hertz\u003c\/strong\u003e, and the largest box is actually slightly higher than this one. Enclosure volume on this driver changes the shape of the response, not how deep it plays. That falls straight out of a 16.9 Hz Fs paired with a 0.35 Qts.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhy not build bigger.\u003c\/strong\u003e On the GUS-10 the largest recommended volume gives up damping and control without buying a single hertz of extension. F3 at ResoNix's 0.90 maximum is 34.8 Hz against 34.2 Hz here. You would be trading a maximally flat alignment for an overdamped one and getting nothing back.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-10. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-10 drivers are purchased separately from ResoNix Sound Solutions. Built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44493101760601,"sku":"PO 10D-S W GUS","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10D-SWGUSFront_3a56c9c0-ae5a-4336-811b-645b1bec0a0c.jpg?v=1787516039"},{"product_id":"resonix-gus-10-single-subwoofer-box","title":"Proline X PO 10-S W GUS | Single 10\" Sealed Wedge Subwoofer Enclosure | Built for ResoNix GUS-10","description":"\u003cdiv class=\"pow-wrap\"\u003e\n\u003cstyle\u003e\n.pow-wrap{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;color:#cbd5e1 !important;}\n.pow-wrap p{color:#cbd5e1 !important;margin:0 0 14px 0;}\n.pow-wrap strong{color:#d99058 !important;}\n.pow-wrap a{color:#c68a4a !important;font-weight:700;text-decoration:underline;}\n.pow-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:32px 28px;margin-bottom:28px;}\n.pow-eyebrow{display:inline-block;color:#d99058 !important;font-size:0.72em;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:10px;}\n.pow-hero h2{color:#ffffff !important;font-size:1.55em;font-weight:700;margin:0 0 12px 0;line-height:1.3;}\n.pow-hero p{color:#e2e8f0 !important;font-size:1.02em;margin:0;}\n.pow-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}\n.pow-badge{display:inline-block;background:rgba(184,115,51,0.18) !important;border:1px solid #b87333 !important;color:#eab784 !important;font-size:0.75em;font-weight:600;letter-spacing:0.04em;padding:5px 12px;border-radius:4px;}\n.pow-section{margin:30px 0;}\n.pow-section-alt{background:#111c30 !important;border:1px solid #3a2818 !important;border-radius:8px;padding:26px 24px;margin:30px 0;}\n.pow-wrap h3{color:#c68a4a !important;font-size:1.22em;font-weight:700;margin:0 0 14px 0;line-height:1.35;}\n.pow-wrap h4{color:#c68a4a !important;font-size:1.02em;font-weight:700;margin:0 0 10px 0;}\n.pow-highlight{background:#0f172a !important;border-left:4px solid #b87333 !important;padding:20px 22px;margin:28px 0;border-radius:0 6px 6px 0;}\n.pow-highlight h3{color:#c68a4a !important;margin:0 0 10px 0;font-size:1.1em;}\n.pow-highlight h3+h3{margin-top:18px;}\n.pow-highlight p{margin-bottom:10px;font-size:0.97em;color:#cbd5e1 !important;}\n.pow-highlight p:last-child{margin-bottom:0;}\n.pow-alert{background:#2f1c0d !important;border:1px solid #b87333 !important;border-radius:6px;padding:14px 18px;margin:22px 0;font-size:0.93em;}\n.pow-alert p{color:#eab784 !important;margin:0;}\n.pow-alert strong{color:#d99058 !important;}\n.pow-warn{background:#2b1a0b !important;border:2px solid #f59e0b !important;border-radius:8px;padding:20px 22px;margin:26px 0;}\n.pow-warn-label{display:inline-block;background:#f59e0b !important;color:#2b1a0b !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:4px 11px;border-radius:3px;margin-bottom:12px;}\n.pow-warn h3{color:#fbbf24 !important;margin:0 0 10px 0;}\n.pow-warn p{color:#fde68a !important;margin:0 0 10px 0;}\n.pow-warn p:last-child{margin-bottom:0;}\n.pow-warn strong{color:#fbbf24 !important;}\n.pow-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0;}\n@media(max-width:600px){.pow-card-grid{grid-template-columns:1fr;}}\n.pow-card{background:#1a2740 !important;border:1px solid #4a3520 !important;border-top:3px solid #b87333 !important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#b87333 !important;color:#2a1608 !important;font-size:0.68em;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:3px 10px;border-radius:3px;margin-bottom:10px;}\n.pow-card h4{margin:0 0 10px 0;}\n.pow-card-divider{height:2px;background:#b87333 !important;width:32px;margin-bottom:12px;border-radius:2px;}\n.pow-card p{font-size:0.93em;color:#b6c4d6 !important;margin:0;line-height:1.65;}\n.pow-card p strong{color:#d99058 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#8b5a2b !important;color:#ffffff !important;text-align:left;padding:11px 14px;font-weight:700;font-size:0.9em;letter-spacing:0.04em;text-transform:uppercase;border-bottom:1px solid #3a2818 !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #3a2818 !important;color:#dbe4ef !important;background:#111c30 !important;}\n.pow-table tr:nth-child(even) td{background:#1a2740 !important;}\n.pow-table td:first-child{font-weight:600;color:#d99058 !important;width:30%;}\n.pow-chartbox{display:block !important;width:100% !important;max-width:100% !important;margin:22px 0 !important;}\n.pow-chart{display:block !important;width:100% !important;max-width:100% !important;height:auto !important;}\n.pow-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%) !important;border-radius:8px;padding:28px 26px;margin:32px 0 0 0;text-align:center;}\n.pow-cta h3{color:#ffffff !important;margin:0 0 10px 0;}\n.pow-cta p{color:#e2e8f0 !important;margin:0;font-size:0.97em;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pow-hero\"\u003e\n\u003cspan class=\"pow-eyebrow\"\u003eProline X | Performance Optimized Wedge\u003c\/span\u003e\n\u003ch2\u003eOne GUS-10, Sitting in Exactly 0.60 Cubic Feet.\u003c\/h2\u003e\n\u003cp\u003eA single chamber sealed wedge cut for the ResoNix GUS-10 and nothing else. It sits in the trunk with the tall face against the back of the rear seat and the driver firing rearward, using the length of the trunk instead of standing in the middle of it.\u003c\/p\u003e\n\u003cdiv class=\"pow-badges\"\u003e\n\u003cspan class=\"pow-badge\"\u003e0.60 CU FT NET\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eSINGLE CHAMBER\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eQTC 0.715\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eTRUNK MOUNT, REAR FIRING\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003e500W RMS\u003c\/span\u003e\n\u003cspan class=\"pow-badge\"\u003eBUILT IN TULLAHOMA, TN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-warn\"\u003e\n\u003cspan class=\"pow-warn-label\"\u003eRead This First\u003c\/span\u003e\n\u003ch3\u003eThis Is Not a Down Fire Enclosure\u003c\/h3\u003e\n\u003cp\u003eThe wedge works in one orientation: tall face flat against the rear seat back, taper running out toward the trunk lid, driver firing rearward. There are no feet, no baffle clearance gap, and \u003cstrong\u003eno down fire option on this cabinet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is cut direct fit to the GUS-10 at a 235.3mm opening. \u003cstrong\u003eA standard 10 will not fit\u003c\/strong\u003e, and would not see the correct airspace if it did.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eBuilt Backward From One Published Number\u003c\/h3\u003e\n\u003cp\u003eResoNix specifies \u003cstrong\u003e0.60 cubic feet of net acoustic airspace\u003c\/strong\u003e for the GUS-10, the volume that produces a maximally flat sealed alignment. This cabinet is built at \u003cstrong\u003e0.63 cubic feet gross\u003c\/strong\u003e. Subtract the driver's 0.031 cubic feet of displacement and the GUS-10 sees 0.599 cubic feet.\u003c\/p\u003e\n\u003cp\u003eThat is not close to the target. That is the target.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eWhy a Wedge\u003c\/h3\u003e\n\u003cdiv class=\"pow-card-grid\"\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003ePackaging\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eIt Uses the Trunk Lengthwise\u003c\/h4\u003e\n\u003cp\u003eTall face against the rear seat, tapering down as it runs out toward the lid. The cabinet claims the deep space at the base of the trunk and gives height back where the lid closes, so \u003cstrong\u003eyou keep usable trunk\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLoading\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Trunk Is Part of the System\u003c\/h4\u003e\n\u003cp\u003eFiring rearward means output loads into the trunk volume and reaches the cabin through the rear seat and deck. That path is what gives a trunk mounted subwoofer its weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eLocalization\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHarder to Point At\u003c\/h4\u003e\n\u003cp\u003eBecause the driver does not radiate straight into the cabin, the low end arrives through the structure rather than as a beam from behind your head, which makes \u003cstrong\u003ekeeping the stage forward\u003c\/strong\u003e easier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pow-card\"\u003e\n\u003cspan class=\"pow-card-label\"\u003eFootprint\u003c\/span\u003e\u003cdiv class=\"pow-card-divider\"\u003e\u003c\/div\u003e\n\u003ch4\u003eThe Smallest of the Wedges\u003c\/h4\u003e\n\u003cp\u003e19.5 inches across, 13.5 tall, and \u003cstrong\u003e11 inches deep at the floor\u003c\/strong\u003e tapering to 6.25 at the top. If the trunk opening is narrow or the parcel shelf sits low, this is the cabinet that goes in.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section-alt\"\u003e\n\u003ch3\u003eHow It Is Built\u003c\/h3\u003e\n\u003cdiv class=\"pow-highlight\"\u003e\n\u003ch3\u003eCabinet\u003c\/h3\u003e\n\u003cp\u003eCut on our ShopSabre CNC from Langboard Elite MDF and assembled with \u003cstrong\u003edado and V groove joinery\u003c\/strong\u003e over 0.75 inch panels, with a \u003cstrong\u003edouble baffle at 1.5 inches\u003c\/strong\u003e. Angled panel meets are cut as V joints so the faces close on a machined bevel rather than a filled seam.\u003c\/p\u003e\n\u003ch3\u003eMounting Pattern\u003c\/h3\u003e\n\u003cp\u003eThe GUS-10 is in the Proline X CAD library, drawn from the manufacturer's own STEP file. The 235.3mm cutout and the nutsert locations are machined in the same operation from the same origin, so the holes cannot drift relative to each other. \u003cstrong\u003e8\/32 threaded inserts\u003c\/strong\u003e with stainless machine screws supplied, matched to the driver's 256mm bolt circle and its eight 6.3mm holes.\u003c\/p\u003e\n\u003ch3\u003eWiring and Damping\u003c\/h3\u003e\n\u003cp\u003eOne Proline X ABS and carbon fiber composite terminal cup, side mounted, pre wired with 12 gauge OFC. Polyfill is installed as a light wall lining to control internal reflections without altering the acoustic volume, because adding fill density would shift the alignment off the 0.60 target.\u003c\/p\u003e\n\u003ch3\u003eFinish\u003c\/h3\u003e\n\u003cp\u003ePlush black carpet with a black acrylic badge on the woofer face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eExternal dimensions are \u003cstrong\u003e19.5 inches wide by 13.5 inches tall\u003c\/strong\u003e, with depth running \u003cstrong\u003e11 inches at the base tapering to 6.25 inches at the top\u003c\/strong\u003e. Maximum driver mounting depth is 5.25 inches, comfortable for the GUS-10's 101.5mm requirement.\u003c\/p\u003e\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eFront clearance.\u003c\/strong\u003e ResoNix specifies 23mm minimum clearance in front of the GUS-10. At 18mm of Klippel verified one way excursion that is the operational envelope of the suspension, not optional headroom. Since the driver fires rearward into the trunk, anything you load behind the box has to stay outside that envelope.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003ch3\u003eEnclosure Performance\u003c\/h3\u003e\n\u003cp\u003eCalculated from ResoNix's published Klippel measured parameters for the GUS-10 D4 coil: \u003cstrong\u003eFs 16.91 Hz, Qts 0.35, Vas 53.78 litres\u003c\/strong\u003e. Nothing here is estimated.\u003c\/p\u003e\n\u003ctable class=\"pow-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Volume\u003c\/th\u003e\n\u003cth\u003eQtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003cth\u003eCharacter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.35 cu ft, ResoNix minimum\u003c\/td\u003e\n\u003ctd\u003e0.887\u003c\/td\u003e\n\u003ctd\u003e42.9 Hz\u003c\/td\u003e\n\u003ctd\u003e35.9 Hz\u003c\/td\u003e\n\u003ctd\u003eTighter, more upper bass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.60 cu ft, this enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e0.715\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.5 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003e34.2 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#14532d !important;color:#86efac !important;\"\u003e\u003cstrong style=\"color:#86efac !important;\"\u003eMaximally flat. The target.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.90 cu ft, ResoNix maximum\u003c\/td\u003e\n\u003ctd\u003e0.617\u003c\/td\u003e\n\u003ctd\u003e29.8 Hz\u003c\/td\u003e\n\u003ctd\u003e34.8 Hz\u003c\/td\u003e\n\u003ctd\u003eOverdamped, F3 rises slightly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"pow-chartbox\"\u003e\n\u003csvg class=\"pow-chart\" width=\"1260\" height=\"420\" viewbox=\"0 0 1260 420\" preserveaspectratio=\"xMidYMid meet\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display:block !important;width:100% !important;max-width:100% !important;height:auto !important;\"\u003e\n\u003crect x=\"0\" y=\"0\" width=\"1260\" height=\"420\" fill=\"#0b1424\"\u003e\u003c\/rect\u003e\n\u003crect x=\"90\" y=\"50\" width=\"1080\" height=\"300\" fill=\"#111c30\" stroke=\"#4a3520\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#3a2818\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"110\" x2=\"1170\" y2=\"110\" stroke=\"#334155\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"90\" y1=\"155\" x2=\"1170\" y2=\"155\" stroke=\"#64748b\" stroke-width=\"1\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"1178\" y=\"160\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-3 dB\u003c\/text\u003e\n\u003ctext x=\"1178\" y=\"115\" font-size=\"15\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0 dB\u003c\/text\u003e\n\u003cpolyline points=\"90,350 112,350 135,350 158,335 180,320 202,306 225,291 248,277 270,262 292,248 315,234 338,220 360,206 382,193 405,180 428,168 450,157 472,146 495,137 518,129 540,122 562,116 585,111 608,108 630,105 652,103 675,102 698,101 720,101 742,101 765,101 788,101 810,102 832,102 855,103 878,103 900,104 922,104 945,105 968,105 990,105 1012,106 1035,106 1058,107 1080,107 1102,107 1125,107 1148,108 1170,108\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,302 112,290 135,278 158,266 180,255 202,243 225,233 248,222 270,212 292,203 315,194 338,186 360,178 382,171 405,164 428,158 450,153 472,148 495,144 518,140 540,136 562,133 585,130 608,128 630,126 652,124 675,122 698,121 720,120 742,118 765,117 788,117 810,116 832,115 855,115 878,114 900,114 922,113 945,113 968,113 990,112 1012,112 1035,112 1058,112 1080,111 1102,111 1125,111 1148,111 1170,111\" fill=\"none\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/polyline\u003e\n\u003cpolyline points=\"90,329 112,315 135,302 158,289 180,275 202,263 225,250 248,238 270,226 292,214 315,203 338,192 360,183 382,173 405,165 428,157 450,150 472,144 495,138 518,134 540,130 562,126 585,123 608,121 630,119 652,117 675,116 698,114 720,114 742,113 765,112 788,112 810,111 832,111 855,111 878,111 900,110 922,110 945,110 968,110 990,110 1012,110 1035,110 1058,110 1080,110 1102,110 1125,110 1148,110 1170,110\" fill=\"none\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/polyline\u003e\n\u003ctext x=\"202\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e20\u003c\/text\u003e\n\u003ctext x=\"371\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e30\u003c\/text\u003e\n\u003ctext x=\"584\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e50\u003c\/text\u003e\n\u003ctext x=\"869\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e100\u003c\/text\u003e\n\u003ctext x=\"1158\" y=\"375\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"560\" y=\"404\" font-size=\"17\" fill=\"#c68a4a\" font-family=\"sans-serif\" font-weight=\"700\"\u003eFrequency (Hz)\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"56\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e+4\u003c\/text\u003e\n\u003ctext x=\"58\" y=\"190\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-5\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"265\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-10\u003c\/text\u003e\n\u003ctext x=\"48\" y=\"340\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e-15\u003c\/text\u003e\n\u003ctext x=\"102\" y=\"36\" font-size=\"16\" fill=\"#d99058\" font-family=\"sans-serif\" font-weight=\"700\"\u003eResoNix GUS-10. Anechoic half-space, no cabin gain.\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"255\" x2=\"850\" y2=\"255\" stroke=\"#c68a4a\" stroke-width=\"4.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"261\" font-size=\"16\" fill=\"#e2e8f0\" font-family=\"sans-serif\" font-weight=\"700\"\u003e0.60 cu ft, this enclosure\u003c\/text\u003e\n\u003cline x1=\"800\" y1=\"287\" x2=\"850\" y2=\"287\" stroke=\"#64748b\" stroke-width=\"2.5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"862\" y=\"293\" font-size=\"16\" fill=\"#94a3b8\" font-family=\"sans-serif\"\u003e0.35 cu ft and 0.90 cu ft\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eLook at the F3 column, not the Qtc column.\u003c\/strong\u003e Across the entire usable range, from ResoNix's minimum 0.35 up to their maximum 0.90 cubic feet, \u003cstrong\u003eF3 moves by less than two hertz\u003c\/strong\u003e, and the largest box is actually slightly higher than this one. Enclosure volume on this driver changes the shape of the response, not how deep it plays. That falls straight out of a 16.9 Hz Fs paired with a 0.35 Qts.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"pow-alert\"\u003e\u003cp\u003e\u003cstrong\u003eWhy not build bigger.\u003c\/strong\u003e On the GUS-10 the largest recommended volume gives up damping and control without buying a single hertz of extension. F3 at ResoNix's 0.90 maximum is 34.8 Hz against 34.2 Hz here. You would be trading a maximally flat alignment for an overdamped one and getting nothing back.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp\u003eRun your own numbers with the \u003ca href=\"\/pages\/sealed-box-calculator\"\u003eSealed Box Calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-section\"\u003e\n\u003cp\u003eFull dimensions, cutout, mounting depth, and hardware details are listed under the \u003cstrong\u003eEnclosures\u003c\/strong\u003e tab.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pow-cta\"\u003e\n\u003ch3\u003eCut for the GUS-10. Built in Tennessee.\u003c\/h3\u003e\n\u003cp\u003eEnclosure only. The ResoNix GUS-10 driver is purchased separately from ResoNix Sound Solutions. Built to order in Tullahoma, Tennessee on our own CNC equipment. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44493105397849,"sku":"PO 10-S W GUS","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWGUSFront.png?v=1786656198"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-image-dynamics-idq-12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Image Dynamics IDQ 12","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Image Dynamics IDQ 12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the IDQ12 V4\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.4 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDriver-Specific\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e24\" × 15\" × 8.75\/14.2\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe IDQ12 V4 in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Image Dynamics IDQ12 V4 is one of the most respected SQ 12\" subwoofers on the market, 375W RMS, 14.5mm linear Xmax, 280 oz motor, field-replaceable cone assembly used in SQ competition for over a decade.\u003c\/p\u003e\n\u003cp\u003eWoofer mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity. Angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.4 cu ft gross (approximately 1.3 cu ft net after driver displacement), inside Image Dynamics' specified sealed range of 0.65 to 1.8 cu ft, sitting well into the audiophile side where the driver's low-end extension fully develops.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eWoofer mounted on the vertical face at the back fires rearward into the trunk cavity. Angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seats lean ~20 degrees from vertical. The angled face (8.75\" top, 14.2\" bottom) matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eThe vertical face (24\" × 15\") is where the IDQ12 mounts. Cone fires rearward toward the trunk lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eUses the trunk itself as acoustic extension for smoother, less-localized presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back. Cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered Around the IDQ12 V4's Parameters\u003c\/h2\u003e\n\u003cp\u003eImage Dynamics specifies the IDQ12 V4 for sealed enclosures between 0.65 cu ft (compact) and 1.8 cu ft (audiophile). The PO Wedge delivers 1.4 cu ft gross, approximately 1.3 net after driver displacement, well into the audiophile portion of ID's specified range where low-end extension fully develops.\u003c\/p\u003e\n\u003ch3\u003eVolume Selection\u003c\/h3\u003e\n\u003cp\u003e1.3 cu ft net is above ID's compact spec but below the maximum audiophile spec: the middle-upper portion where the IDQ12 delivers both extension and transient control.\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut to the IDQ12's exact 10.937\" cutout. 5.91\" mounting depth fits comfortably. 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection for maximum glue surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n\u003cp\u003eThreaded inserts accept stainless steel mounting screws.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber terminal cup, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eDark Gray Trunkliner standard; Plush Black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, or White. Skip insert entirely for -$40.\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eAdd a Dual 2Ω or Dual 4Ω IDQ12 V4 driver directly to your order and we'll ship the loaded system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the IDQ12 V4 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eIDQ12 V4 is dual voice coil in D2 or D4. D2 parallel = 1Ω, D2 series = 4Ω. D4 parallel = 2Ω, D4 series = 8Ω. IDQ12 is rated 375W RMS. Aim for 300-400W clean at your chosen impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eCNC-cut, assembled, and finished in Tullahoma, TN. 2-5 business day build window. 1-year limited warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eThe IDQ12 in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003eWedge geometry against the rear seat back, driver-specific 1.4 cu ft airspace tuned to the IDQ12 V4's audiophile spec range, Performance Series construction.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44527877783641,"sku":"PO 12-S W IDQ","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWIDQFront.png?v=1786740287"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-image-dynamics-idq-10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Image Dynamics IDQ 10","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Image Dynamics IDQ 10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the IDQ10 V4\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.0 ft³ Airspace\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDriver-Specific\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e20\" × 14\" × 8.4\/13.5\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe IDQ10 V4 in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Image Dynamics IDQ10 V4 is the reference-standard SQ 10\" subwoofer, 250 watts RMS nominal, 14.5mm linear Xmax, a 180 oz Extended Y-35 motor, and a field-replaceable cone assembly used in sound quality competition for over a decade. The IDQ10 needs a properly sized sealed cabinet that actually fits in real trunks.\u003c\/p\u003e\n\u003cp\u003eThe Performance Optimized Wedge Sealed 10 for IDQ is that cabinet. Woofer mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity. The angled face on the opposite side tucks against the rear seat back, matching the natural lean of most factory rear seats.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.0 cubic feet of internal airspace. Sitting between Image Dynamics' 0.60 cu ft Compact and 1.10 cu ft Universal sealed alignments. Tuned for tight, controlled response with strong low-end extension and 350W maximum power handling.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. Woofer mounted on the vertical face at the back of the box fires rearward into the trunk cavity. The angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seats lean ~20 degrees from vertical. The angled face (8.4\" top, 13.5\" bottom) matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eThe vertical face (20\" × 14\") is where the IDQ10 mounts. Cone fires rearward toward the trunk lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eUses the trunk itself as acoustic extension. Low frequencies transmit into the cabin through the rear deck, seat back, and cabin boundaries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back. Cargo space in front of the wedge stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered Around the IDQ10 V4's Parameters\u003c\/h2\u003e\n\u003cp\u003eImage Dynamics specifies three sealed alignments: 0.60 cu ft (Compact, 450W max), 1.10 cu ft (Universal, 350W max), 1.60 cu ft (Audiophile, 250W max). The PO Wedge delivers 1.0 cu ft, between Compact and Universal, dialed toward tighter, more controlled response while still delivering meaningful low-end extension.\u003c\/p\u003e\n\u003ch3\u003eVolume Selection\u003c\/h3\u003e\n\u003cp\u003e1.0 cu ft is the sweet spot for an IDQ10 build wanting transient tightness without giving up low-end weight. Delivers Qtc near the SQ target with 350W max power handling.\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical trunk-lid-side baffle CNC-cut to the IDQ10's exact 9.57\" cutout. 5.81\" mounting depth fits comfortably. 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves let the wedge fold with maximum glue surface. Dado joints lock panels into side walls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n\u003cp\u003eThreaded inserts accept stainless steel mounting screws. No stripped pilot holes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber terminal cup, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eDark Gray Trunkliner standard; Plush Black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, or White. Skip insert entirely for -$40.\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eAdd a Dual 2Ω or Dual 4Ω IDQ10 V4 driver directly to your order and we'll ship the loaded system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the IDQ10 V4 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eIDQ10 V4 is dual voice coil in D2 or D4. D2 parallel = 1Ω, D2 series = 4Ω. D4 parallel = 2Ω, D4 series = 8Ω. Aim for 250-350W RMS clean at your chosen impedance. The IDQ rewards clean power.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eCNC-cut, assembled, and finished in Tullahoma, TN. 2-5 business day build window. 1-year limited warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eThe IDQ10 in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003eWedge geometry against the rear seat back, driver-specific 1.0 cu ft airspace, Performance Series V-groove and dado construction. Woofer fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44527917989977,"sku":"PO 10-S W IDQ","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWIDQFront.png?v=1786740963"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-jl-audio-12w6v3-1","title":"Performance Optimized Wedge Sealed 12\" Enclosure | JL Audio 12W6V3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(6, 182, 212, 0.2); border: 1px solid #06b6d4; color: #67e8f9; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #f0f9ff; }\n  .po-section h2 { color: #0e7490; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #06b6d4; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #06b6d4; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #0e7490; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #f0f9ff; border-left: 4px solid #06b6d4; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #0e7490 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 12W6v3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the JL Audio W6v3\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.105 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.0 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e20\" × 15\" × 8\/13.5\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 12W6v3 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12W6v3 is one of the most refined 12\" subwoofers in car audio, 600 watts RMS continuous, a DMA-optimized motor derived from the W7AE flagship platform, a mineral-filled polypropylene cone with rubber surround, and a rigid cast-alloy frame that resists flex under real power. JL Audio designed the W6v3 to deliver flagship-caliber SQ performance in compact sealed volumes, and JL specifies exactly 1.0 cubic feet net for the 12W6v3's optimum sealed alignment.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for JL Audio W6 is engineered to hit that target precisely. 1.105 cubic feet gross internal volume minus the 12W6v3's 0.105 cubic foot driver displacement equals exactly 1.0 cubic foot net, the volume JL's engineers spec'd the W6v3 around, delivering the published F3 of 41.62 Hz and Qtc of 0.79. This isn't a \"close enough\" cabinet. It's JL's number, in a trunk-friendly wedge geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.105 cubic feet gross = 1.0 cubic foot net after the 12W6v3's 0.105 cubic foot driver displacement. Exactly matches JL Audio's published optimum sealed volume for the 12W6v3 (Qtc 0.79, F3 41.62 Hz). The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8\" at the top, 13.5\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (20\" wide × 15\" tall) is where the 12W6v3 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes exactly one recommended sealed volume for the 12W6v3: 1.0 cubic foot net internal. In that alignment the driver delivers F3 of 41.62 Hz, Qtc of 0.79, and Fc of 45.99 Hz, the response curve JL's engineers targeted when they designed the driver. The Performance Optimized Wedge Sealed 12 delivers 1.105 cubic feet gross internal, which after subtracting the 12W6v3's 0.105 cubic foot displacement lands at exactly 1.0 cubic foot net. Not approximately. Exactly.\u003c\/p\u003e\n    \u003ch3\u003eWhy JL's Specification Matters\u003c\/h3\u003e\n    \u003cp\u003eSome drivers are forgiving about enclosure volume. The 12W6v3 isn't one of them. JL engineered this driver with a specific Qtc target in mind, and volume changes shift Qtc noticeably. Below 1.0 cubic feet the driver overdamps and loses low-end weight. Above 1.0 the Qtc drops and midbass tightness softens. 1.0 net is where the driver sounds like the driver JL designed. This cabinet delivers exactly that.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 12W6v3's exact 11.02\" cutout specification. The 12W6v3's 7.52\" mounting depth plus the required 0.50\" pole vent clearance fits inside the cabinet, internal depth from the vertical baffle to the interior of the angled seat-side face ranges from 8\" at the top to 13.5\" at the bottom, providing ample clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use at the 600 watts RMS the 12W6v3 handles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the JL-spec 1.0 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 12W6v3-D4 driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Already own your 12W6v3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 12W6v3 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12W6v3 is a dual voice coil driver available in Dual 4-ohm configuration only. The pre-wired terminal cup accepts either wiring configuration via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003eWired in parallel, the 12W6v3 presents a 2-ohm load. Wired in series, it presents 8 ohms. The 12W6v3 is rated for 600 watts RMS continuous, with JL Audio recommending amplifier power in the 200 to 600 watt RMS range. Aim for a clean, well-regulated amplifier delivering 300 to 500 watts RMS at your chosen impedance for balanced output and long-term reliability.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Use your amplifier's active low-pass filter to set the sub's upper cutoff, typically between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume, in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003eExactly 1.0 cubic foot net internal, JL Audio's published optimum sealed volume for the 12W6v3, in a trunk-friendly wedge geometry that fires the driver rearward into the trunk cavity. Precise driver-specific engineering for the W6 you already chose.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528206741593,"sku":"PO 12-S W W6","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWW6Front.png?v=1786844724"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-jl-audio-10w6v3","title":"Performance Optimized Wedge Sealed 10\" Enclosure | JL Audio 10W6V3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 10W6v3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the JL Audio W6v3\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.63 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.55 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e15\" × 12.25\" × 8.85\/13.25\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 10W6v3 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10W6v3 is one of the highest-caliber 10\" subwoofers on the market, 600 watts RMS continuous, a DMA-optimized motor derived from the W7AE flagship platform, a mineral-filled polypropylene cone with rubber surround, and a satin black cast-alloy frame that resists flex under real power. JL Audio designed the W6v3 to deliver flagship-caliber sound quality performance in compact sealed volumes, and JL specifies exactly 0.55 cubic feet net for the 10W6v3's optimum sealed alignment.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for JL Audio W6 is engineered to hit that target precisely. 0.63 cubic feet gross internal volume minus the 10W6v3's driver displacement equals exactly 0.55 cubic feet net, the volume JL's engineers spec'd the W6v3 around, delivering the published F3 of 42.27 Hz and Qtc of 0.81. This isn't a \"close enough\" cabinet. It's JL's number, in a trunk-friendly wedge geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.63 cubic feet gross = 0.55 cubic feet net after the 10W6v3's driver displacement. Exactly matches JL Audio's published optimum sealed volume for the 10W6v3 (Qtc 0.81, F3 42.27 Hz). The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8.85\" at the top, 13.25\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (15\" wide × 12.25\" tall) is where the 10W6v3 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes exactly one recommended sealed volume for the 10W6v3: 0.55 cubic feet net internal. In that alignment the driver delivers F3 of 42.27 Hz, Qtc of 0.81, and Fc of 47.55 Hz, the response curve JL's engineers targeted when they designed the driver. The Performance Optimized Wedge Sealed 10 delivers 0.63 cubic feet gross internal, which after subtracting the 10W6v3's driver displacement lands at exactly 0.55 cubic feet net. Not approximately. Exactly.\u003c\/p\u003e\n    \u003ch3\u003eWhy JL's Specification Matters\u003c\/h3\u003e\n    \u003cp\u003eSome drivers are forgiving about enclosure volume. The 10W6v3 isn't one of them. JL engineered this driver with a specific Qtc target in mind, and volume changes shift Qtc noticeably. Below 0.55 cubic feet the driver overdamps and loses low-end weight. Above 0.55 the Qtc drops and midbass tightness softens. 0.55 net is where the driver sounds like the driver JL designed. This cabinet delivers exactly that.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 10W6v3's exact mounting cutout specification. The 10W6v3's 6.89\" mounting depth plus the required 0.50\" pole vent clearance fits inside the cabinet, internal depth from the vertical baffle to the interior of the angled seat-side face ranges from 8.85\" at the top to 13.25\" at the bottom, providing ample clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use at the 600 watts RMS the 10W6v3 handles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the JL-spec 0.55 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 10W6v3-D4 driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Already own your 10W6v3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 10W6v3 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10W6v3 is a dual voice coil driver available in Dual 4-ohm configuration only. The pre-wired terminal cup accepts either wiring configuration via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003eWired in parallel, the 10W6v3 presents a 2-ohm load. Wired in series, it presents 8 ohms. The 10W6v3 is rated for 600 watts RMS continuous, with JL Audio recommending amplifier power in the 200 to 600 watt RMS range. Aim for a clean, well-regulated amplifier delivering 300 to 500 watts RMS at your chosen impedance for balanced output and long-term reliability.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Use your amplifier's active low-pass filter to set the sub's upper cutoff, typically between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume, in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003eExactly 0.55 cubic feet net internal, JL Audio's published optimum sealed volume for the 10W6v3, in a trunk-friendly wedge geometry that fires the driver rearward into the trunk cavity. Precise driver-specific engineering for the W6 you already chose.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528206839897,"sku":"PO 10-S W W6","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWW6Front.png?v=1786844991"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-jl-audio-10w3v3","title":"Performance Optimized Wedge Sealed 10\" Enclosure | JL Audio 10W3V3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 10W3v3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the JL Audio W3v3\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.675 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.625 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e19.75\" × 12.5\" × 6.95\/11.5\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 10W3v3 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10W3v3 is the workhorse of JL's 10-inch subwoofer lineup, 500 watts RMS continuous, a mineral-filled polypropylene cone, an NBR rubber surround, and JL's proprietary Dynamic Motor Analysis system engineered into the motor. This is the driver that strikes an outstanding balance between power handling, enclosure requirements, and excursion for medium-power daily-driver systems, available in Single 2-ohm (10W3v3-2) or Single 4-ohm (10W3v3-4) configurations to match your amplifier.\u003c\/p\u003e\n    \u003cp\u003eJL specifies exactly 0.625 cubic feet net internal volume as the optimum sealed enclosure for the 10W3v3. The Performance Optimized Wedge Sealed 10 for JL Audio W3 delivers 0.675 cubic feet gross internal, which after subtracting the 10W3v3's 0.049 cubic foot driver displacement lands at 0.626 cubic feet net, essentially exact match to JL's published sealed spec, delivering the target F3 of 46.9 Hz and Qtc of 0.818.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.675 cubic feet gross = 0.626 cubic feet net after the 10W3v3's 0.049 cubic foot driver displacement. Essentially exact match to JL Audio's published optimum sealed volume for the 10W3v3 (Qtc 0.818, F3 46.9 Hz). The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (6.95\" at the top, 11.5\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (19.75\" wide × 12.5\" tall) is where the 10W3v3 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes exactly one recommended sealed volume for the 10W3v3: 0.625 cubic feet net internal. In that alignment the driver delivers F3 of 46.9 Hz, Qtc of 0.818, and Fc of 52.9 Hz, the response curve JL's engineers targeted when they designed the driver. The Performance Optimized Wedge Sealed 10 delivers 0.675 cubic feet gross internal, which after subtracting the 10W3v3's 0.049 cubic foot displacement lands at 0.626 cubic feet net. Right on JL's spec.\u003c\/p\u003e\n    \u003ch3\u003eWhat the JL Spec Delivers\u003c\/h3\u003e\n    \u003cp\u003eJL engineered the 10W3v3 for a Qtc of 0.818 in a 0.625 cubic foot sealed enclosure. That Qtc target sits slightly above the traditional \"flat\" 0.707 alignment, giving the driver a warm, impactful bass character that works well in daily-driven cars where cabin gain smooths out the response. Below 0.625 cubic feet the driver overdamps and midbass tightens up but low-end weight drops. Above 0.625 the Qtc drops toward 0.7 and the character shifts more neutral. 0.625 is where the driver sounds like the driver JL designed.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 10W3v3's exact 9.0625\" cutout specification. The 10W3v3's 5.93\" mounting depth fits comfortably inside the cabinet, internal depth from the vertical baffle to the interior of the angled seat-side face ranges from 6.95\" at the top to 11.5\" at the bottom, providing ample clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use at the 500 watts RMS the 10W3v3 handles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the JL-spec 0.625 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 10W3v3-2 (2-ohm) or 10W3v3-4 (4-ohm) driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Already own your 10W3v3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 10W3v3 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10W3v3 is a single voice coil driver available in two impedance versions to match different amplifier configurations. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003eThe 10W3v3-2 (Single 2-ohm) presents a 2-ohm load directly to your amplifier. The 10W3v3-4 (Single 4-ohm) presents a 4-ohm load. Pick the impedance version that matches your amplifier's stable-load requirements. Most modern class D monoblocks are stable at 2 ohms and deliver more power at that load, but 4-ohm operation is easier on both the amp and the driver for daily use.\u003c\/p\u003e\n    \u003cp\u003eThe 10W3v3 is rated for 500 watts RMS continuous, with JL Audio recommending amplifier power in the 150 to 500 watt RMS range. Aim for a clean, well-regulated amplifier delivering 250 to 400 watts RMS at your chosen impedance for balanced output and long-term reliability.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Use your amplifier's active low-pass filter to set the sub's upper cutoff, typically between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume, in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003eRight on JL Audio's published optimum sealed volume for the 10W3v3, 0.625 cubic feet net internal, in a trunk-friendly wedge geometry that fires the driver rearward into the trunk cavity. Precise driver-specific engineering for the W3 you already chose.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528213688409,"sku":"PO 10-S W W3","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWW3Front.png?v=1786844945"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-jl-audio-12w3v3","title":"Performance Optimized Wedge Sealed 12\" Enclosure | JL Audio 12W3V3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 12W3v3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the JL Audio W3v3\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.32 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.25 ft³ Net (JL 2Ω Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e23.75\" × 14.5\" × 8.25\/13.5\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 12W3v3 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12W3v3 is JL's medium-power 12\" workhorse, 500 watts RMS continuous, 87.15 dB sensitivity, a DMA-optimized motor, a mineral-filled polypropylene cone, and an NBR rubber surround engineered for long service life. Available in Single 2-ohm (12W3v3-2), Single 4-ohm (12W3v3-4), and Single 8-ohm (12W3v3-8) configurations to match your amplifier, this driver delivers world-class sound quality in a compact sealed cabinet that fits real trunks.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for JL Audio W3 is engineered to hit JL's exact 12W3v3-2 sealed specification. 1.32 cubic feet gross internal volume minus the 12W3v3's 0.071 cubic foot driver displacement equals 1.249 cubic feet net. Matching JL's published 1.250 cubic foot sealed spec for the 2-ohm variant. In that alignment, the driver delivers F3 of 41.8 Hz and Qtc of 0.80, a warm, impactful bass character that plays beautifully in a daily-driver system.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.32 cubic feet gross = 1.249 cubic feet net after the 12W3v3's 0.071 cubic foot driver displacement. Exact match to JL Audio's published sealed spec for the 12W3v3-2 (Qtc 0.80, F3 41.8 Hz). The 12W3v3-4 and -8 variants also fit this cabinet with slightly relaxed alignments. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8.25\" at the top, 13.5\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (23.75\" wide × 14.5\" tall) is where the 12W3v3 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes different sealed enclosure specs for each impedance variant of the 12W3v3. The 12W3v3-2 wants 1.250 cubic feet net for its optimum sealed alignment (F3 41.8 Hz, Qtc 0.80). The 12W3v3-4 wants 1.125 cubic feet net. The 12W3v3-8 uses similar sealed sizing to the -2. This cabinet is engineered specifically to hit the 12W3v3-2's spec exactly: 1.32 cubic feet gross minus the 0.071 cubic foot driver displacement equals 1.249 cubic feet net. Essentially exact match to JL's 1.250 spec for the 2-ohm variant.\u003c\/p\u003e\n    \u003ch3\u003eWhat the JL 2Ω Spec Delivers\u003c\/h3\u003e\n    \u003cp\u003eJL engineered the 12W3v3-2 for a Qtc of 0.80 in a 1.25 cubic foot sealed enclosure. That's a higher Qtc than the traditional \"flat\" 0.707 alignment, giving the driver a warm, impactful, midbass-forward bass character that works exceptionally well in daily-driven cars where cabin gain fills in the low end. If you want a subwoofer that sounds punchy and full without needing to run high volume levels to feel it, this alignment is perfect. Listeners looking for a flatter, more analytical alignment can use the 12W3v3-4 in this cabinet instead, the -4 in a slightly-larger-than-spec 1.249 volume trends toward Qtc 0.83, still on the warm side but flatter than the -2.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 12W3v3's exact 11.0625\" cutout specification. The 12W3v3's 6.65\" mounting depth fits comfortably inside the cabinet, internal depth from the vertical baffle to the interior of the angled seat-side face ranges from 8.25\" at the top to 13.5\" at the bottom, providing ample clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use at the 500 watts RMS the 12W3v3 handles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the JL-spec 1.25 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 12W3v3-2 (2-ohm) or 12W3v3-4 (4-ohm) driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. This cabinet is optimized for the 2-ohm variant's spec. Already own your 12W3v3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 12W3v3 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12W3v3 is a single voice coil driver available in three impedance versions. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003eThe 12W3v3-2 (Single 2-ohm) presents a 2-ohm load directly to your amplifier, the most common choice, delivering the highest power output from most modern class D monoblocks. The 12W3v3-4 (Single 4-ohm) presents a 4-ohm load. Easier on both amp and driver for daily use. The 12W3v3-8 (Single 8-ohm) presents an 8-ohm load, rare, used mainly when running high-voltage amp bridges or matched with class AB amplifiers.\u003c\/p\u003e\n    \u003cp\u003eThe 12W3v3 is rated for 500 watts RMS continuous, with JL Audio recommending amplifier power in the 150 to 500 watt RMS range. Aim for a clean, well-regulated amplifier delivering 300 to 500 watts RMS at your chosen impedance for balanced output and long-term reliability.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Use your amplifier's active low-pass filter to set the sub's upper cutoff, typically between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume, in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e1.25 cubic feet net internal, JL Audio's published optimum sealed volume for the 12W3v3-2, in a trunk-friendly wedge geometry that fires the driver rearward into the trunk cavity. Precise driver-specific engineering for the W3 you already chose.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528229580889,"sku":"PO 12-S W W3","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWW3Front.png?v=1786844895"},{"product_id":"performance-optimized-wedge-sealed-13-enclosure-jl-audio-13w3v3-1","title":"Performance Optimized Wedge Sealed 13\" Enclosure | JL Audio 13W3V3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 13W3v3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 13.5\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the JL Audio W3v3\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.85 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.75 ft³ Net (JL 2Ω Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e24\" × 16\" × 10.35\/16.2\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 13W3v3 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 13W3v3 is JL's oversized 13.5\" driver, a 600 watt RMS workhorse that moves 54% more air than the 12W3v3, delivering deeper extension and higher output at the same amplifier power level. Available in Single 2-ohm (13W3v3-2), Single 4-ohm (13W3v3-4), and Single 8-ohm (13W3v3-8) configurations, this driver uses JL's DMA-optimized motor, a mineral-filled polypropylene cone, and JL's NBR rubber surround with Floating Cone Attach Method for long-term reliability under sustained daily use.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 13 for JL Audio W3 is engineered to hit JL's exact 13W3v3-2 sealed specification. 1.85 cubic feet gross internal volume minus the 13W3v3's 0.096 cubic foot driver displacement equals 1.754 cubic feet net. Matching JL's published 1.750 cubic foot sealed spec for both the 2-ohm and 8-ohm variants. In that alignment, the driver delivers F3 of 37.7 Hz and Qtc of 0.84, deep, warm, high-impact bass in a trunk-friendly wedge cabinet.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.85 cubic feet gross = 1.754 cubic feet net after the 13W3v3's 0.096 cubic foot driver displacement. Exact match to JL Audio's published sealed spec for the 13W3v3-2 and 13W3v3-8 (Qtc 0.84, F3 37.7 Hz). The 13W3v3-4 variant also fits this cabinet, running slightly larger than its 1.5 cu ft spec for a Qtc around 0.82. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (10.35\" at the top, 16.2\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (24\" wide × 16\" tall) is where the 13W3v3 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes different sealed enclosure specs for each impedance variant of the 13W3v3. The 13W3v3-2 wants 1.750 cubic feet net (F3 37.7 Hz, Qtc 0.84). The 13W3v3-4 wants 1.500 cubic feet net (F3 40.4 Hz, Qtc 0.89). The 13W3v3-8 wants 1.750 cubic feet net (F3 39.6 Hz, Qtc 0.84). This cabinet is engineered specifically to hit the 1.75 cu ft target used by both the 2-ohm and 8-ohm variants: 1.85 cubic feet gross minus the 0.096 cubic foot driver displacement equals 1.754 cubic feet net. Essentially exact match.\u003c\/p\u003e\n    \u003ch3\u003eWhat the JL 2Ω Spec Delivers\u003c\/h3\u003e\n    \u003cp\u003eJL engineered the 13W3v3-2 for a Qtc of 0.84 in a 1.75 cubic foot sealed enclosure. That's a higher Qtc than the traditional \"flat\" 0.707 alignment, giving the driver a warm, impactful, midbass-forward bass character. Combined with the 13.5\" cone's deep F3 of 37.7 Hz, this alignment produces a bass presentation that reaches lower AND hits harder than the smaller W3v3 drivers can match, the reason to step up to the 13\" is precisely this combination of depth and impact from a single driver. Listeners looking for a flatter, more analytical alignment can use the 13W3v3-4 in this cabinet instead, the -4 in a slightly-larger-than-spec 1.754 volume trends toward Qtc 0.82, still warm but flatter than the -2 and -8.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 13W3v3's exact 12.5625\" cutout specification. The 13W3v3's 7.63\" mounting depth fits inside the cabinet, internal depth from the vertical baffle to the interior of the angled seat-side face ranges from 10.35\" at the top to 16.2\" at the bottom, providing ample clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention. The 14\" outer diameter of the 13W3v3 sits within the 16\" tall baffle with adequate clearance for mounting flange.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use at the 600 watts RMS the 13W3v3 handles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the JL-spec 1.75 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 13W3v3-2 (2-ohm), 13W3v3-4 (4-ohm), or 13W3v3-8 (8-ohm) driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. This cabinet is optimized for the 2-ohm and 8-ohm variants' 1.75 cu ft spec. Already own your 13W3v3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 13W3v3 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 13W3v3 is a single voice coil driver available in three impedance versions. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003eThe 13W3v3-2 (Single 2-ohm) presents a 2-ohm load directly to your amplifier, the most common choice, delivering the highest power output from most modern class D monoblocks stable at 2 ohms. The 13W3v3-4 (Single 4-ohm) presents a 4-ohm load. Easier on both amp and driver for daily use. The 13W3v3-8 (Single 8-ohm) presents an 8-ohm load. Used mainly with high-voltage amp bridges or matched with class AB amplifiers.\u003c\/p\u003e\n    \u003cp\u003eThe 13W3v3 is rated for 600 watts RMS continuous, with JL Audio recommending amplifier power in the 150 to 600 watt RMS range. Aim for a clean, well-regulated amplifier delivering 400 to 600 watts RMS at your chosen impedance for balanced output and long-term reliability. JL Audio's own RD or XD series 600\/1 monoblocks are natural matches.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Use your amplifier's active low-pass filter to set the sub's upper cutoff, typically between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume for the 13, in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e1.75 cubic feet net internal, JL Audio's published optimum sealed volume for the 13W3v3-2 and 13W3v3-8, in a trunk-friendly wedge geometry that fires the 13.5\" cone rearward into the trunk cavity. Deep extension, high impact, precise driver-specific engineering.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528233381977,"sku":"PO 13-S W W3","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO13-SWW3Front.png?v=1786844860"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-jl-audio-12tw3-d4","title":"Performance Optimized Wedge Sealed 12\" Enclosure | JL Audio 12TW3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 12TW3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Shallow-Mount Sealed Wedge | Rear-Firing Trunk-Load for JL's Thin-Line 12TW3-D4\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.83 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.80 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eUltra-Shallow Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e28.25\" × 14.5\" × 4.5\/9.89\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 12TW3-D4 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12TW3-D4 is JL's shallow-mount 12\" thin-line subwoofer, engineered around JL's patented concentric tube cone architecture to deliver full-size 12\" cone area from a driver that measures just 3.5\" mounting depth. This isn't a compromise driver, the TW3's engineering actually enables greater excursion than the standard W3v3, using a compressed motor structure placed forward inside the cone body itself. 400 watts RMS continuous with a mica-filled polypropylene cone, rubber surround, cast alloy basket, and JL's tab-ear mounting design for maximum cone area within its footprint.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for JL Audio TW3 is engineered to hit JL's exact published sealed specification. 0.83 cubic feet gross internal volume minus the 12TW3-D4's 0.029 cubic foot driver displacement equals 0.801 cubic feet net, essentially exact match to JL's 0.80 cubic foot published sealed spec, delivering deep, controlled bass response tuned by JL's own engineers.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.83 cubic feet gross = 0.801 cubic feet net after the 12TW3-D4's 0.029 cubic foot driver displacement. Essentially exact match to JL Audio's published optimum sealed volume for the 12TW3-D4. The ultra-shallow wedge geometry, just 4.5\" deep at the top rising to 9.89\" at the bottom, is engineered around the TW3's 3.5\" mounting depth, mounting the driver on the vertical trunk-lid-side face and firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWhy the TW3 Exists (and Why This Wedge Fits Where Others Can't)\u003c\/h2\u003e\n    \u003cp\u003eThe JL 12TW3-D4 was engineered for one specific mission: full-size 12\" bass in vehicles and configurations where a standard 12\" enclosure simply won't fit. Pickup trucks with cramped extended cabs. Sports cars with shallow parcel-shelf areas. Sedans with low decklid clearance. Vans and SUVs where cargo floor height is critical. Anywhere the front-to-back depth needed for a regular 12\" is unavailable.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for JL Audio TW3 solves the same problem in wedge form. The vertical trunk-lid-side face where the woofer mounts is only 4.5\" deep at the top of the box, tapering to 9.89\" at the bottom. That means the top of the cabinet fits under low parcel shelves and rear seat backs that a full-depth wedge could never clear. Combined with the TW3's own 3.5\" mounting depth, this is one of the most vehicle-friendly full-size 12\" enclosures available.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (4.5\" at top, 9.89\" at bottom) matches that lean, tucking against the seat back with no wasted gap. The ultra-shallow top face slides under decklids and parcel shelves that block deeper cabinets.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (28.25\" wide × 14.5\" tall) is where the 12TW3-D4 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber, the classic SQ trunk-load install pattern, now available in shallow-mount format.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries. Smoother than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eWide, Shallow Footprint\u003c\/h4\u003e\n        \u003cp\u003e28.25\" wide by 14.5\" tall by 4.5-9.89\" deep. Substantially wider than a standard 12\" cabinet but far shallower. Ideal for the space behind rear seat backs in trucks, under parcel shelves in sedans and coupes, and low-profile SUV cargo installations where depth is the limiting factor.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes exactly one recommended sealed enclosure volume for the 12TW3-D4: 0.80 cubic feet net internal. This spec is JL's own engineered target for the driver, the volume where the TW3's motor, suspension, and cone assembly deliver the balanced sealed response their engineers designed the driver for. The Performance Optimized Wedge Sealed 12 delivers 0.83 cubic feet gross internal, which after subtracting the 12TW3-D4's 0.029 cubic foot displacement lands at 0.801 cubic feet net. Right on JL's published spec.\u003c\/p\u003e\n    \u003ch3\u003eWhat the JL Spec Delivers\u003c\/h3\u003e\n    \u003cp\u003eThe 12TW3-D4 in its JL-spec 0.80 cu ft sealed alignment delivers deep, controlled, musically accurate bass with excellent transient response, the character JL's engineers targeted. Because the TW3 was engineered from the ground up to work in small enclosures, this isn't a case of a driver being crammed into an undersized box for space reasons. The 0.80 cu ft target is where the driver sounds its best, not just where it fits.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 12TW3-D4's exact 11.625\" cutout specification. The 12TW3-D4's 3.5\" mounting depth fits inside the cabinet with clearance to spare. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from ~3.75\" at the top to ~9.14\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 5\" of clearance behind the motor. JL's no-pole-vent motor design permits mounting close to the rear wall of an enclosure. Critical for shallow-cabinet applications like this one.\u003c\/p\u003e\n    \u003ch3\u003eTab-Ear Mounting\u003c\/h3\u003e\n    \u003cp\u003eThe TW3 uses JL's tab-ear mounting design, three plastic mounting ears extending outward from the driver frame, rather than a continuous perimeter flange. This maximizes cone area within the mounting footprint but requires specific mounting hardware: use #8 or #10 pan-head screws (NOT tapered\/countersunk), since countersunk screws can wedge the plastic ears outward under vibration and crack them over time. The Proline X wedge baffle is pre-drilled and threaded-insert equipped for the TW3's tab pattern with pan-head hardware included.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Especially important in a shallow cabinet where panel-to-air ratio is high. Panel resonance would color the sound more than in a deeper box, and Langboard's density minimizes that risk.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the ultra-shallow angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTW3-Specific Baffle Machining\u003c\/h4\u003e\n        \u003cp\u003eThe 11.625\" cutout is CNC-machined with the tab-ear mounting positions pre-drilled and 8\/32 threaded inserts pressed into the baffle backside. #8 pan-head stainless steel screws included, not countersunk, per JL's mounting requirements for the tab-ear design.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The shallow wedge geometry requires precise CNC compound cuts, the 4.5\" top-face-to-9.89\" bottom-face depth transition over 14.5\" of height must be dimensionally perfect to hit both the volume target and the seat-side mating angles. Internal volume is verified on every unit to ensure the JL-spec 0.80 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 12TW3-D4 driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Note that the TW3 series is offered by JL Audio in only one impedance version. Dual 4-ohm. Already own your 12TW3-D4? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 12TW3-D4 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 12TW3-D4 is a dual-voice-coil driver with both coils at 4 ohms. This gives you two standard wiring options via the pre-wired terminal cup.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (2 ohm total load):\u003c\/strong\u003e Both voice coils in parallel presents a 2-ohm load to your amplifier, the higher-output configuration, ideal for modern class D monoblocks stable at 2 ohms. Recommended for maximizing SPL and power transfer from typical 300-500 watt monoblock amps.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (8 ohm total load):\u003c\/strong\u003e Both voice coils in series presents an 8-ohm load, used mainly with bridged high-voltage amp configurations, class AB amplifiers, or multi-driver installs where impedance summing matters.\u003c\/p\u003e\n    \u003cp\u003eThe 12TW3-D4 is rated for 400 watts RMS continuous with a 100-400 watt RMS recommended amplifier range. Aim for a well-regulated monoblock delivering 300-400 watts RMS at your chosen impedance for the best combination of headroom, output, and long-term reliability. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume for the Shallow 12, in a Wedge That Actually Fits\u003c\/h2\u003e\n    \u003cp\u003e0.80 cubic feet net internal, JL Audio's published optimum sealed volume for the 12TW3-D4, in an ultra-shallow wedge geometry (4.5\" at the top) engineered around the TW3's 3.5\" mounting depth. Full-size 12\" cone area, real JL Audio bass, in vehicles where a standard 12\" enclosure simply won't fit.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528237609049,"sku":"PO 12-S W TW3","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWTW3Front.png?v=1786844642"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-jl-audio-10tw3-d4","title":"Performance Optimized Wedge Sealed 10\" Enclosure | JL Audio 10TW3","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 10TW3\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Shallow-Mount Sealed Wedge | Rear-Firing Trunk-Load for JL's Thin-Line 10TW3-D4\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.52 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.50 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eUltra-Shallow Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e23\" × 13\" × 4.5\/9.25\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 10TW3-D4 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10TW3-D4 is JL's shallow-mount 10\" thin-line subwoofer, 10 inches of cone area with just 3.25\" of mounting depth, and 15.2mm of one-way linear excursion (more than the standard W3v3 despite the shallow packaging). JL's patented concentric tube cone architecture places the motor structure forward inside the injection-molded cone body, letting this driver deliver full-size 10\" bass in enclosures that a conventional 10\" driver couldn't fit. 400 watts RMS continuous with a mica-injected polypropylene cone, rubber surround, cast alloy basket, and JL's tab-ear mounting design.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for JL Audio TW3 is engineered to hit JL's exact published sealed specification. 0.52 cubic feet gross internal volume minus the 10TW3-D4's driver displacement lands at 0.50 cubic feet net, exact match to JL's published 0.50 cubic foot sealed spec, delivering the Qtc 0.96 warm\/impactful alignment JL's engineers targeted for the TW3 series.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.52 cubic feet gross = 0.50 cubic feet net after the 10TW3-D4's driver displacement. Exact match to JL Audio's published optimum sealed volume for the 10TW3-D4 (Qtc 0.96, F3 just above 40 Hz). The ultra-shallow wedge geometry, 4.5\" deep at the top rising to 9.25\" at the bottom, is engineered around the TW3's 3.25\" mounting depth, mounting the driver on the vertical trunk-lid-side face and firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWhy the TW3 Exists (and Why This Wedge Fits Where Others Can't)\u003c\/h2\u003e\n    \u003cp\u003eThe JL 10TW3-D4 was engineered for one specific mission: full-size 10\" bass in vehicles and configurations where a standard 10\" enclosure won't fit. Extended-cab and crew-cab pickup trucks (where the driver commonly mounts under a rear seat that lifts up). Sports cars with shallow parcel-shelf areas. Sedans with low decklid clearance. SUVs where cargo floor height is critical. The 10TW3-D4 has been the reference under-seat subwoofer for years because of two specific numbers: 3.25\" mounting depth and 15.2mm one-way Xmax. Most shallow 10s give you one or the other. JL delivers both.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for JL Audio TW3 solves the same space problem in trunk-load wedge form. The vertical trunk-lid-side face is only 4.5\" deep at the top, tapering to 9.25\" at the bottom, meaning the top of the cabinet slides under low parcel shelves and rear seat backs that a full-depth wedge could never clear. Combined with the TW3's own shallow mounting depth, this is one of the most vehicle-friendly full-size 10\" trunk-load enclosures available.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (4.5\" at top, 9.25\" at bottom) matches that lean, tucking against the seat back with no wasted gap. The ultra-shallow top face slides under decklids and parcel shelves that block deeper cabinets.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (23\" wide × 13\" tall) is where the 10TW3-D4 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber, the classic SQ trunk-load install pattern, now available in shallow-mount format.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries. Smoother than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eCompact, Shallow Footprint\u003c\/h4\u003e\n        \u003cp\u003e23\" wide by 13\" tall by 4.5-9.25\" deep. Smaller cabinet than the 12\" TW3 wedge for tighter trunk installs, low-clearance SUV cargo floors, and coupe trunks where a 12\" simply won't fit. Same shallow top-face design principle: the 4.5\" top depth threads under obstructions that block conventional wedges.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes 0.50 cubic feet net internal as the recommended sealed enclosure for the 10TW3-D4. This is JL's own engineered target, the volume where the TW3's motor, suspension, and cone assembly deliver the sealed response their engineers designed the driver for. The Performance Optimized Wedge Sealed 10 delivers 0.52 cubic feet gross internal, which after subtracting the 10TW3-D4's driver displacement lands right at the 0.50 cubic foot JL spec.\u003c\/p\u003e\n    \u003ch3\u003eWhat the JL Spec Delivers\u003c\/h3\u003e\n    \u003cp\u003eThe 10TW3-D4 in its JL-spec 0.50 cu ft sealed alignment delivers a Qtc of approximately 0.96 with F3 just above 40 Hz, a slightly warm alignment with good upper-bass presence, ideal for daily-driven vehicles where cabin gain smooths out the low end. This is a musical, punchy character rather than a strictly flat one, which suits the typical use case for a shallow-mount driver in a truck, sports car, or compact vehicle. If you have room for a slightly larger enclosure (0.75 cu ft), the alignment flattens out to Qtc 0.86, but that's not this cabinet. This cabinet delivers exactly what JL specifies as optimum.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 10TW3-D4's exact 9.625\" cutout specification. The 10TW3-D4's 3.25\" mounting depth fits inside the cabinet with clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 3.75\" at the top edge to 8.5\" at the bottom (after 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing well over 5\" of clearance behind the motor. JL's no-pole-vent motor design permits mounting close to the rear wall of an enclosure, the driver requires only 0.25\" of rear clearance to breathe.\u003c\/p\u003e\n    \u003ch3\u003eTab-Ear Mounting\u003c\/h3\u003e\n    \u003cp\u003eThe TW3 uses JL's tab-ear mounting design, plastic mounting ears extending outward from the driver frame, rather than a continuous perimeter flange. This maximizes cone area within the mounting footprint but requires specific mounting hardware: use #8 or #10 pan-head screws (NOT tapered\/countersunk), since countersunk screws can wedge the plastic ears outward under vibration and crack them over time. The Proline X wedge baffle is pre-drilled and threaded-insert equipped for the TW3's tab pattern with pan-head hardware included.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Especially important in a shallow cabinet where panel-to-air ratio is high. Panel resonance would color the sound more than in a deeper box, and Langboard's density minimizes that risk.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the ultra-shallow angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTW3-Specific Baffle Machining\u003c\/h4\u003e\n        \u003cp\u003eThe 9.625\" cutout is CNC-machined with the tab-ear mounting positions pre-drilled and 8\/32 threaded inserts pressed into the baffle backside. #8 pan-head stainless steel screws included, not countersunk, per JL's mounting requirements for the tab-ear design.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The shallow wedge geometry requires precise CNC compound cuts, the 4.5\" top-face-to-9.25\" bottom-face depth transition over 13\" of height must be dimensionally perfect to hit both the JL-spec volume target and the correct 20-degree seat-side mating angle. Internal volume is verified on every unit to ensure the JL-spec 0.50 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 10TW3-D4 (Dual 4-ohm) or 10TW3-D8 (Dual 8-ohm) driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Most single-driver installs use the D4 wired parallel for a 2-ohm load. Already own your 10TW3? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 10TW3-D4 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 10TW3-D4 is a dual-voice-coil driver with both coils at 4 ohms. This gives you two standard wiring options via the pre-wired terminal cup.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (2 ohm total load):\u003c\/strong\u003e Both voice coils in parallel presents a 2-ohm load to your amplifier, the higher-output configuration, ideal for modern class D monoblocks stable at 2 ohms. Recommended for maximizing SPL and power transfer from typical 300-400 watt monoblock amps. This is the standard wiring for single-driver installs.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (8 ohm total load):\u003c\/strong\u003e Both voice coils in series presents an 8-ohm load, used mainly with bridged high-voltage amp configurations, class AB amplifiers, or multi-driver installs where impedance summing matters.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eAlternative driver: 10TW3-D8.\u003c\/strong\u003e If you're building a multi-driver system, JL Audio also offers the 10TW3-D8 (Dual 8-ohm) variant, which pairs better in dual-driver configurations at 2 ohms total (each driver wired parallel to 4 ohms, then two drivers wired parallel to 2 ohms). Either D4 or D8 variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe 10TW3-D4 is rated for 400 watts RMS continuous with a 100-400 watt RMS recommended amplifier range. Aim for a well-regulated monoblock delivering 300-400 watts RMS at your chosen impedance for the best combination of headroom, output, and long-term reliability. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Spec Volume for the Shallow 10, in a Wedge That Actually Fits\u003c\/h2\u003e\n    \u003cp\u003e0.50 cubic feet net internal, JL Audio's published optimum sealed volume for the 10TW3-D4, in an ultra-shallow wedge geometry (4.5\" at the top) engineered around the TW3's 3.25\" mounting depth. Full-size 10\" cone area with 15.2mm Xmax, real JL Audio bass, in vehicles where a standard 10\" enclosure simply won't fit.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528245964889,"sku":"PO 10-S W TW3","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWTW3Front.png?v=1786844823"},{"product_id":"performance-optimized-wedge-sealed-13-enclosure-jl-audio-13tw5v2","title":"Performance Optimized Wedge Sealed 13\" Enclosure | JL Audio 13TW5V2","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | JL Audio 13TW5v2\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 13.5\" Premium Shallow-Mount Sealed Wedge | Rear-Firing Trunk-Load for JL's Flagship Thin-Line\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.852 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.80 ft³ Net (JL Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eUltra-Shallow Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e28.34\" × 15.9\" × 4.12\/9.89\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe JL Audio 13TW5v2 in JL's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 13TW5v2 is JL's flagship thin-line subwoofer, a 13.5-inch cone driven by a massive 7-inch voice coil, packaged in a 2.625\" mounting depth footprint. Built around JL's patented concentric tube suspension with a Santoprene surround (a step up from the TW3's rubber surround), a mica-injected polypropylene cone, and JL's Dynamic Motor Analysis-optimized motor structure, this driver represents the current state of the art in shallow-mount subwoofer engineering. 600 watts RMS continuous, 11mm one-way Xmax, and enclosure requirements that fit where conventional 12s and 13s cannot.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 13 for JL Audio TW5 is engineered to hit JL's exact published sealed specification. 0.852 cubic feet gross internal volume minus the 13TW5v2's 0.052 cubic foot driver displacement equals 0.800 cubic feet net, exact match to JL's 0.80 cubic foot published sealed spec, delivering the alignment JL's engineers targeted for this flagship driver.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.852 cubic feet gross = 0.800 cubic feet net after the 13TW5v2's 0.052 cubic foot driver displacement. Exact match to JL Audio's published optimum sealed volume for the 13TW5v2. The ultra-shallow wedge geometry, 4.12\" deep at the top rising to 9.89\" at the bottom, is engineered around the TW5's 2.625\" mounting depth, mounting the driver on the vertical trunk-lid-side face and firing rearward into the trunk cavity.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWhy the TW5v2 Exists (Full-Size 13.5\" Bass in a 2.625\" Footprint)\u003c\/h2\u003e\n    \u003cp\u003eThe 13TW5v2 was engineered around a single premise: what if you could get flagship 13.5\" subwoofer performance in a mounting depth that fits under a truck seat, behind a sports car parcel shelf, or in the tight cargo bay of a compact SUV? JL's answer is the concentric tube suspension system, a patented architecture that supports a 7-inch voice coil and delivers 11mm of one-way Xmax while collapsing the entire driver profile to just 2.625\" of mounting depth.\u003c\/p\u003e\n    \u003cp\u003eThe result is a driver that sits in JL's lineup between the standard W3v3 and W6v3 in market position, but occupies its own unique category in cabinet requirements. JL specifies exactly 0.80 cubic feet net internal for the sealed alignment. Smaller than what a standard 12\" W6v3 requires (1.0 cu ft), let alone what a standard 13\" W3v3 wants (1.5-1.75 cu ft depending on impedance). And the mounting depth is less than half the 7.63\" that the standard 13W3v3 requires. This is a driver that lets you install a real 13.5\" cone in vehicles where a 13W3v3 or 13W6v3 simply cannot fit.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (4.12\" at top, 9.89\" at bottom) matches that lean, tucking against the seat back with no wasted gap. The ultra-shallow 4.12\" top face slides under decklids and parcel shelves that block deeper cabinets.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (28.34\" wide × 15.9\" tall) is where the 13TW5v2 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber, the classic SQ trunk-load install pattern, now in shallow-mount 13.5\" format.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries. Smoother than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e13.5\" Cone, Slim Cabinet\u003c\/h4\u003e\n        \u003cp\u003e28.34\" wide by 15.9\" tall by 4.12-9.89\" deep. Substantially smaller in every dimension than a full-depth 13W3v3 enclosure. The 4.12\" top depth is the standout number: this cabinet's top edge fits under obstructions that no full-depth 13\" wedge could clear.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to JL Audio's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eJL Audio publishes exactly one recommended sealed enclosure volume for the 13TW5v2: 0.80 cubic feet net internal. This spec is JL's own engineered target for the driver, the volume where the TW5's concentric tube suspension, motor structure, and cone assembly deliver the balanced response their engineers designed the driver for. The Performance Optimized Wedge Sealed 13 delivers 0.852 cubic feet gross internal, which after subtracting the 13TW5v2's 0.052 cubic foot displacement lands exactly at the 0.80 cubic foot JL spec.\u003c\/p\u003e\n    \u003ch3\u003eSealed Only (Never Ported)\u003c\/h3\u003e\n    \u003cp\u003eJL Audio specifically optimizes the 13TW5v2 for sealed enclosures only. Ported operation significantly increases the risk of cone unloading (over-excursion below the port tuning frequency), which can permanently damage the unique concentric tube suspension system. This cabinet is engineered for exactly that reason: a sealed alignment at JL's exact spec, with no venting, no port tuning to worry about, and no risk of suspension damage from unloading.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the 13TW5v2's exact 12.5\" cutout specification. The 13TW5v2's 2.625\" mounting depth fits inside the cabinet with clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 3.37\" at the top edge to 9.14\" at the bottom (after 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 5.6\" of clearance behind the motor. The 14.2\" overall driver diameter fits within the 15.9\" tall baffle with room for the mounting flange, and the 13.5\" bolt hole circle is pre-drilled with 8\/32 threaded inserts.\u003c\/p\u003e\n    \u003ch3\u003eDamping and Cabinet Considerations\u003c\/h3\u003e\n    \u003cp\u003eThe 13TW5v2 is highly air-displacement sensitive due to its concentric tube suspension. Over-damping with excessive polyfill can restrict cone motion and choke the low end. The Performance Optimized Wedge Sealed 13 uses a light polyfill layer on the interior side walls only, no packing around the driver, no over-stuffed cabinets. Just enough damping to control internal reflections without impeding the suspension's freedom to move.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Premium Driver Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Critical in a shallow cabinet housing a 600W RMS driver: panel resonance would color the sound and MDF creep would allow air leaks over time. Langboard's density and stability address both.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the ultra-shallow angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eStandard Round Baffle Cutout\u003c\/h4\u003e\n        \u003cp\u003eUnlike the TW3's tab-ear mounting, the TW5v2 uses a standard perimeter mounting flange with 13.5\" bolt circle. The 12.5\" cutout is CNC-machined with the bolt pattern pre-drilled and 8\/32 threaded inserts pressed into the baffle backside. Stainless steel machine screws included, installer's choice of pan-head or button-head cosmetically, both mechanically identical.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The shallow wedge geometry requires precise CNC compound cuts, the 4.12\" top-face-to-9.89\" bottom-face depth transition over 15.9\" of height must be dimensionally perfect to hit both the JL-spec 0.80 cu ft net target and the correct 20-degree seat-side mating angle. Internal volume is verified on every unit.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eAdd a JL Audio 13TW5v2-2 (Single 2-ohm) or 13TW5v2-4 (Single 4-ohm) driver directly to your order and we'll ship the complete loaded system, ready to wire to your amplifier. Already own your 13TW5v2? Order the enclosure box-only and drop in the driver you have.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the JL Audio 13TW5v2 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe JL Audio 13TW5v2 is a single-voice-coil driver available in two impedance versions. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003e13TW5v2-2 (Single 2-ohm):\u003c\/strong\u003e Presents a 2-ohm load directly to your amplifier, the higher-output configuration, ideal for modern class D monoblocks stable at 2 ohms. Recommended for maximizing power transfer and SPL output. Most single-driver installs pair with a class D monoblock at 2 ohms delivering the TW5v2's rated 400-600 watts RMS.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003e13TW5v2-4 (Single 4-ohm):\u003c\/strong\u003e Presents a 4-ohm load, easier on both amp and driver, ideal for dual-driver installs (two 4-ohm drivers wired in parallel present a 2-ohm total load) or with amplifiers optimized for 4-ohm output.\u003c\/p\u003e\n    \u003cp\u003eThe 13TW5v2 is rated for 600 watts RMS continuous with a 250-600 watt RMS recommended amplifier range. Aim for a well-regulated monoblock delivering 400-600 watts RMS at your chosen impedance. Important: this driver benefits from a subsonic filter set around 25-30 Hz to prevent over-excursion below its Fs (27.6 Hz). Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy.\u003c\/p\u003e\n    \u003cp\u003eImportant: JL Audio explicitly recommends against using this subwoofer with a passive crossover (coil), as this type of device will adversely affect performance. Active crossovers only.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eJL's Flagship 13.5\" Thin-Line, in a Trunk-Load Wedge That Fits\u003c\/h2\u003e\n    \u003cp\u003e0.80 cubic feet net internal, JL Audio's published optimum sealed volume for the 13TW5v2, in an ultra-shallow wedge geometry (4.12\" at the top) engineered around the TW5's 2.625\" mounting depth. Full-size 13.5\" cone area, 600 watts RMS, premium Santoprene suspension, in vehicles where a standard 13\" enclosure simply won't fit.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44528262578265,"sku":"PO 13-S W TW5","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-micro-series-dual-15-sealed-enclosure-built-for-resonix-gus-15subwoofer-enclosuresproline-x-9360178.webp?v=1779355146"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-rockford-fosgate-t1d212","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Rockford Fosgate T1D212","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate T1D212\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Rockford Fosgate T1 Power Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.55 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.25 ft³ Net (RF Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e24.4\" × 15\" × 9.4\/14.85\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate T1D212 in RF's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D212 is the current-generation Power T1 series 12-inch subwoofer, engineered around Rockford's patented VAST (Vertical Attach Surround Technique) technology that increases effective radiating cone area by up to 25% over conventional 12\" drivers. 800 watts RMS CEA-2031 compliant power handling, dual 2-ohm voice coils, 16mm one-way Xmax, a rigid die-cast aluminum FlexFit basket, Kevlar fiber reinforced paper cone, anodized aluminum voice coil former for superior heat dissipation, and Klippel-verified design tolerances. This is Rockford's flagship SPL-capable 12\" driver.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for Rockford Fosgate T1 is engineered to hit RF's exact published sealed specification. 1.55 cubic feet gross internal volume minus the T1D212's 0.304 cubic foot total driver displacement lands at 1.246 cubic feet net, essentially exact match to Rockford's 1.25 cubic foot published sealed spec, delivering the alignment RF's engineers designed the T1D212 to operate in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.55 cubic feet gross = 1.246 cubic feet net after the T1D212's 0.304 cubic foot total driver displacement. Essentially exact match to Rockford Fosgate's published 1.25 cubic foot sealed spec for the T1D212. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity. Classic SQ trunk-load pattern applied to Rockford's SPL-capable T1 platform.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (9.4\" at the top, 14.85\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (24.4\" wide × 15\" tall) is where the T1D212 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern applied to Rockford's SPL-oriented T1 series.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups, and particularly effective for a high-output driver like the T1D212 where cabin standing waves need control.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to Rockford Fosgate's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eRockford Fosgate publishes exactly 1.25 cubic feet net internal as the recommended sealed enclosure volume for the T1D212. This spec is RF's own engineered target, the volume where the T1's motor structure, VAST-enhanced cone assembly, and progressive-roll spider suspension deliver the sealed response their Klippel-verified design targets. The Performance Optimized Wedge Sealed 12 delivers 1.55 cubic feet gross internal, which after subtracting the T1D212's total driver displacement of 0.304 cubic feet lands at 1.246 cubic feet net. Right on RF's published spec.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs. Ported for the T1D212\u003c\/h3\u003e\n    \u003cp\u003eThe T1D212 is a versatile driver that Rockford supports both sealed (1.25 cu ft) and vented (1.75 cu ft) applications for. Sealed operation delivers the tightest, most controlled bass response, ideal for musical accuracy, sound quality installs, and daily-driven vehicles where cabin gain rewards a slightly warmer alignment. If you're building a maximum-SPL system or want the peak-tuned resonance boost of a ported enclosure, RF's 1.75 cu ft vented spec is worth considering as a separate build. This cabinet is engineered specifically for RF's sealed alignment, the SQ-oriented, musically accurate side of the T1D212's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the T1D212's exact 11.25\" cutout specification. The T1D212's 6.75\" mounting depth fits inside the cabinet with clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 8.65\" at the top edge to 14.1\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 10.6\" of clearance behind the motor. That's ample room for the T1's substantial magnet structure and inductive damping heat sink, and gives the motor breathing room to dissipate the thermal load of 800W RMS operation.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe T1D212 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard 8-hole bolt pattern compatible with the T1D212's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 800W RMS Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Critical for an enclosure housing an 800 watts RMS driver: panel resonance would color the sound and MDF creep would allow air leaks over time under sustained high-power operation. Langboard's density and stability address both.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity under high-excursion driver operation.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around. Full compatibility with the T1D212's FlexFit slot-mounted frame pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Sized to comfortably handle the T1D212's 800W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the RF-spec 1.25 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate T1D212 (Dual 2-ohm) or T1D412 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same 1.25 cu ft sealed spec across the T1 12\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate T1D212 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D212 is a dual-voice-coil driver with both coils at 2 ohms, using RF's SWIFT terminal system that allows quick reconfiguration between series and parallel wiring. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils in parallel via SWIFT terminals presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Power T500-1bdCP or T750-1bdCP monoblock amplifiers, or any modern class D monoblock stable at 1 ohm. This is the standard high-SPL wiring configuration.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils in series via SWIFT terminals presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eT1D412 alternative:\u003c\/strong\u003e Rockford also offers the T1D412 (Dual 4-ohm) variant for installs where 2-ohm parallel (T1D412 wired parallel = 2 ohms) or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe T1D212 is rated for 800 watts RMS continuous (CEA-2031 compliant) with 1600W peak handling. Aim for a well-regulated monoblock delivering 600-800 watts RMS at your chosen impedance for the best combination of headroom, dynamic capability, and long-term reliability. Rockford Fosgate's own Power T-series amplifiers are natural matches. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate T1D212 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Flagship 12\" Power Sub, in a Spec-Perfect Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e1.25 cubic feet net internal, Rockford Fosgate's published optimum sealed volume for the T1D212, in a trunk-friendly wedge geometry that fires the VAST-enhanced 12\" cone rearward into the trunk cavity. 800 watts RMS ready, precision driver-specific engineering, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529224220761,"sku":"PO 12-S W T1","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWT1Front.png?v=1786848900"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-rockford-fosgate-t1d210","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Rockford Fosgate T1D210","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate T1D210\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Rockford Fosgate T1 Power Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.95 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.75 ft³ Net (RF Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e20.75\" × 13.5\" × 8.125\/13\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate T1D210 in RF's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D210 is the current-generation Power T1 series 10-inch subwoofer, engineered around Rockford's patented VAST (Vertical Attach Surround Technique) technology that increases effective radiating cone area by up to 25% over conventional 10\" drivers. 600 watts RMS CEA-2031 compliant power handling, 1200 watts peak, dual 2-ohm voice coils, 16mm one-way Xmax, a rigid die-cast aluminum FlexFit basket, Kevlar fiber reinforced paper cone, anodized aluminum voice coil former for superior heat dissipation, and Klippel-verified design tolerances. Same core engineering as its larger T1D212 sibling, sized for smaller trunks and installations where a 12\" won't fit.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for Rockford Fosgate T1 is engineered to hit RF's exact published sealed specification. 0.95 cubic feet gross internal volume minus the T1D210's 0.204 cubic foot total driver displacement lands at 0.746 cubic feet net, essentially exact match to Rockford's 0.75 cubic foot published sealed spec, delivering the alignment RF's engineers designed the T1D210 to operate in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.95 cubic feet gross = 0.746 cubic feet net after the T1D210's 0.204 cubic foot total driver displacement. Essentially exact match to Rockford Fosgate's published 0.75 cubic foot sealed spec for the T1D210. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity. Classic SQ trunk-load pattern applied to Rockford's SPL-capable T1 platform.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8.125\" at the top, 13\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The compact 10\" cabinet footprint fits trunks where the larger 12\" T1 wedge would be too big.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (20.75\" wide × 13.5\" tall) is where the T1D210 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern applied to Rockford's SPL-oriented T1 series.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eCompact Footprint, Full-Power 10\"\u003c\/h4\u003e\n        \u003cp\u003e20.75\" wide by 13.5\" tall by 8.125-13\" deep. Smaller than the 12\" T1 wedge in every dimension while still delivering RF's 600 watt RMS 10\" performance. Fits in compact sedan trunks, coupe cargo areas, and vehicles where the larger 12\" cabinet won't clear parcel shelves or wheelwells.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to Rockford Fosgate's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eRockford Fosgate publishes exactly 0.75 cubic feet net internal as the recommended sealed enclosure volume for the T1D210. This spec is RF's own engineered target, the volume where the T1's motor structure, VAST-enhanced cone assembly, and progressive-roll spider suspension deliver the sealed response their Klippel-verified design targets. The Performance Optimized Wedge Sealed 10 delivers 0.95 cubic feet gross internal, which after subtracting the T1D210's total driver displacement of 0.204 cubic feet lands at 0.746 cubic feet net. Right on RF's published spec.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs. Ported for the T1D210\u003c\/h3\u003e\n    \u003cp\u003eThe T1D210 is a versatile driver that Rockford supports both sealed (0.75 cu ft) and vented (1.5 cu ft) applications for. Sealed operation delivers the tightest, most controlled bass response, ideal for musical accuracy, sound quality installs, and daily-driven vehicles where cabin gain rewards a slightly warmer alignment. If you're building a maximum-SPL system or want the peak-tuned resonance boost of a ported enclosure, RF's 1.5 cu ft vented spec is worth considering as a separate build. This cabinet is engineered specifically for RF's sealed alignment, the SQ-oriented, musically accurate side of the T1D210's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the T1D210's exact 9.0625\" cutout specification. The T1D210's 6.375\" mounting depth fits inside the cabinet with clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 7.375\" at the top edge to 12.25\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 9.5\" of clearance behind the motor. Ample room for the T1's substantial magnet structure and inductive damping heat sink.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe T1D210 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard 8-hole bolt pattern compatible with the T1D210's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 600W RMS Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Necessary for an enclosure housing a 600 watts RMS driver: panel resonance would color the sound and MDF creep would allow air leaks over time under sustained high-power operation. Langboard's density and stability address both.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity under high-excursion driver operation.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around. Full compatibility with the T1D210's FlexFit slot-mounted frame pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Sized to comfortably handle the T1D210's 600W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges. Tolerances that manual fabrication can't reliably hold. Internal volume is verified on every unit to ensure the RF-spec 0.75 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate T1D210 (Dual 2-ohm) or T1D410 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same 0.75 cu ft sealed spec across the T1 10\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate T1D210 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D210 is a dual-voice-coil driver with both coils at 2 ohms, using RF's SWIFT terminal system that allows quick reconfiguration between series and parallel wiring. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils in parallel via SWIFT terminals presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Power T500-1bdCP monoblock amplifier, or any modern class D monoblock stable at 1 ohm. This is the standard high-SPL wiring configuration.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils in series via SWIFT terminals presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eT1D410 alternative:\u003c\/strong\u003e Rockford also offers the T1D410 (Dual 4-ohm) variant for installs where 2-ohm parallel (T1D410 wired parallel = 2 ohms) or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe T1D210 is rated for 600 watts RMS continuous (CEA-2031 compliant) with 1200W peak handling. Aim for a well-regulated monoblock delivering 400-600 watts RMS at your chosen impedance for the best combination of headroom, dynamic capability, and long-term reliability. Rockford Fosgate's own Power T500-1bdCP is a natural match, delivering full rated output at 1-ohm parallel via SWIFT terminals. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate T1D210 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Power Series 10\" Sub, in a Spec-Perfect Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e0.75 cubic feet net internal, Rockford Fosgate's published optimum sealed volume for the T1D210, in a trunk-friendly wedge geometry that fires the VAST-enhanced 10\" cone rearward into the trunk cavity. 600 watts RMS ready, precision driver-specific engineering, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529248862297,"sku":"PO 10-S W T1","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWT1Front.png?v=1786848806"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-rockford-fosgate-t1d215","title":"Performance Optimized Wedge Sealed 15\" Enclosure | Rockford Fosgate T1D215","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate T1D215\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 15\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Flagship Rockford Fosgate T1 Power Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e2.79 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e2.25 ft³ Net (RF Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e28\" × 18\" × 11.2\/17.75\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate T1D215 in RF's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D215 is the flagship of Rockford's Power T1 series and the largest single driver in the T1 lineup. 15 inches of Kevlar-reinforced paper cone driven by a 229-ounce magnet and a 3-inch voice coil on an anodized aluminum former. 1000 watts RMS continuous power handling (CEA-2031 compliant), 2000 watts peak, dual 2-ohm voice coils, 16.4mm one-way Xmax, a rigid die-cast aluminum FlexFit basket, Santoprene VAST surround that extends effective radiating cone area by up to 25% over conventional 15\" drivers, and Klippel-verified design tolerances. When you need real 15-inch output from a driver with the engineering pedigree to deliver it cleanly, this is Rockford's answer.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 15 for Rockford Fosgate T1 is engineered to hit RF's exact published sealed specification. 2.79 cubic feet gross internal volume minus the T1D215's 0.547 cubic foot total driver displacement lands at 2.243 cubic feet net, essentially exact match to Rockford's 2.25 cubic foot published sealed spec, delivering the alignment RF's engineers designed the T1D215 to operate in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e2.79 cubic feet gross = 2.243 cubic feet net after the T1D215's 0.547 cubic foot total driver displacement. Essentially exact match to Rockford Fosgate's published 2.25 cubic foot sealed spec for the T1D215. The wedge geometry mounts the 15-inch woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity. Classic SQ trunk-load pattern applied to Rockford's flagship 15\" SPL platform.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (11.2\" at the top, 17.75\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. Even at this substantial 15\" cabinet size, the wedge geometry fills trunk space efficiently rather than boxing off cargo area.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (28\" wide × 18\" tall) is where the T1D215 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern applied to Rockford's flagship 15\" driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups, and particularly important with a 15\" driver where standing waves and boundary reflections become more pronounced.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eVehicle Sizing Requirements\u003c\/h4\u003e\n        \u003cp\u003e28\" wide by 18\" tall by 11.2-17.75\" deep is a substantial cabinet. Requires a full-size sedan trunk, a wagon or SUV cargo area, or a pickup extended-cab or crew-cab install with adequate space behind the rear seat. Not suitable for compact sedans, coupes, or small hatchbacks. Measure your trunk carefully before ordering. The 18\" height in particular is critical for parcel shelf clearance.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to Rockford Fosgate's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eRockford Fosgate publishes exactly 2.25 cubic feet net internal as the recommended sealed enclosure volume for the T1D215. This spec is RF's own engineered target, the volume where the T1's motor structure, VAST-enhanced Santoprene surround, and progressive-roll spider suspension deliver the sealed response their Klippel-verified design targets. The Performance Optimized Wedge Sealed 15 delivers 2.79 cubic feet gross internal, which after subtracting the T1D215's total driver displacement of 0.547 cubic feet lands at 2.243 cubic feet net. Right on RF's published spec.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs. Ported for the T1D215\u003c\/h3\u003e\n    \u003cp\u003eThe T1D215 is a versatile driver that Rockford supports both sealed (2.25 cu ft) and vented (2.66 cu ft) applications for. Sealed operation delivers the tightest, most controlled bass response, ideal for musical accuracy, sound quality installs, and daily-driven vehicles where cabin gain rewards a slightly warmer alignment. If you're building a maximum-SPL system or want the peak-tuned resonance boost of a ported enclosure, RF's 2.66 cu ft vented spec is worth considering as a separate build. This cabinet is engineered specifically for RF's sealed alignment, the SQ-oriented, musically accurate side of the T1D215's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the T1D215's exact 13.9375\" cutout specification. The T1D215's 8.39\" mounting depth fits inside the cabinet with clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 10.45\" at the top edge to 17\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 13.7\" of clearance behind the motor. Ample room for the T1D215's substantial 229-ounce magnet structure and inductive damping heat sink.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe T1D215 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard bolt pattern compatible with the T1D215's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure. Given the T1D215's weight (~40 pounds installed), the mounting hardware and threaded insert placement are engineered for the driver's mass load, not just the vibration load.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 1000W RMS Flagship Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Critical for an enclosure housing a 1000 watts RMS driver: panel resonance and MDF creep would compound over time under sustained flagship-power operation. Langboard's density and stability address both, and the panel sizes required for a 15\" cabinet at these dimensions make material quality especially important.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints. Especially important at the 15\" cabinet scale where each panel joint experiences greater peak acoustic pressure.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. The T1D215's 40+ pound driver weight and 16.4mm Xmax excursion put substantial mechanical demand on mounting hardware, the threaded inserts and 3\/4\" baffle thickness are specified to handle both, not to marginal spec.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Sized to comfortably handle the T1D215's 1000W RMS power delivery with margin for peak transients.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the volume target and the mating angles between the top and bottom edges, at 15\" cabinet scale with substantially larger panel dimensions, these tolerances are especially critical. Internal volume is verified on every unit to ensure the RF-spec 2.25 cubic foot net target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate T1D215 (Dual 2-ohm) or T1D415 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same 2.25 cu ft sealed spec across the T1 15\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate T1D215 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate T1D215 is a dual-voice-coil driver with both coils at 2 ohms, using RF's SWIFT terminal system that allows quick reconfiguration between series and parallel wiring. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils in parallel via SWIFT terminals presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Power T1000-1bdCP monoblock amplifier, or any modern class D monoblock stable at 1 ohm. This is the standard high-SPL wiring configuration and the natural pairing for the T1D215's 1000W RMS power handling.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils in series via SWIFT terminals presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eT1D415 alternative:\u003c\/strong\u003e Rockford also offers the T1D415 (Dual 4-ohm) variant for installs where 2-ohm parallel (T1D415 wired parallel = 2 ohms) or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe T1D215 is rated for 1000 watts RMS continuous (CEA-2031 compliant) with 2000W peak handling. Aim for a well-regulated class D monoblock delivering 800-1000 watts RMS at your chosen impedance for the best combination of headroom and dynamic capability. Rockford Fosgate's own Power T1000-1bdCP is the natural match, delivering full rated output at 1-ohm parallel via SWIFT terminals with Constant Power design that maintains rated output across impedance loads. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system. A subsonic filter around 20-25 Hz is recommended given the T1D215's 26.3 Hz Fs.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order. Note that the 15\" cabinet's substantial size may require freight shipping rather than standard parcel. We'll advise on shipping method after order confirmation.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate T1D215 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Flagship 15\" T1, in a Spec-Perfect Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e2.25 cubic feet net internal, Rockford Fosgate's published optimum sealed volume for the T1D215, in a trunk-load wedge geometry that fires the VAST-enhanced 15\" cone rearward into the trunk cavity. 1000 watts RMS ready, 16.4mm Xmax, 229-ounce magnet, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529318953049,"sku":"PO 15-S W T1","price":389.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWT1Front.png?v=1786848841"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-rockford-fosgate-p3d2-15","title":"Performance Optimized Wedge Sealed 15\" Enclosure | Rockford Fosgate P3D2-15","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate P3D2-15\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 15\" Sealed Wedge Enclosure | Musically Tuned for the Rockford Fosgate Punch P3 Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e2.0 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.75 ft³ Net (Musical Tune)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e26.25\" × 18\" × 8.6\/15.2\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate P3D2-15, Tuned for Musical Accuracy\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-15 is the flagship of Rockford's Punch P3 series and their best-performing musical 15\" subwoofer. Anodized aluminum cone with heat-sinking dust cap, VAST (Vertical Attach Surround Technique) Santoprene surround that extends effective radiating cone area by up to 25%, a hybrid stamp-cast basket that balances rigidity with reduced resonance, an extended pole piece with bumped backplate for heavy excursion, a 2.5-inch four-layer voice coil on an anodized aluminum former, and unique spider venting to keep the motor cooler under sustained operation. 600 watts RMS CEA-2031 compliant power handling, 1200W peak, dual 2-ohm voice coils, Klippel-verified motor. Different design philosophy from the T1 series: where the T1 targets flagship SPL output, the P3 targets musical accuracy and versatility at a friendlier price point.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 15 for Rockford Fosgate P3 is engineered to hit a musically-tuned alignment for the P3D2-15. 2.0 cubic feet gross internal volume minus the P3D2-15's 0.247 cubic foot total driver displacement lands at 1.753 cubic feet net, approximately 11% larger than Rockford's published 1.58 cubic foot sealed optimum, well within RF's recommended sealed range, and deliberately tuned for a lower system Q than RF's peak-output-oriented spec.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e2.0 cubic feet gross = 1.753 cubic feet net after the P3D2-15's 0.247 cubic foot total driver displacement. RF's published sealed optimum is 1.58 cu ft (targeting a system Qtc near 1.0 for peak output). This cabinet runs slightly larger to deliver a system Qtc near 1.10, better transient response, deeper F3, less peak hump, more musical presentation. Well within RF's recommended sealed enclosure range for the P3D2-15.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWhy This Box Is Tuned Larger Than RF's \"Optimum\" Spec\u003c\/h2\u003e\n    \u003cp\u003eThis is where the Performance Optimized name earns its keep. RF's published 1.58 cu ft sealed optimum for the P3D2-15 targets a system Qtc close to 1.0, an alignment that delivers peak SPL output efficiency in a modest cabinet footprint. It's a valid design target, but it's not the only one.\u003c\/p\u003e\n    \u003cp\u003eSystem Qtc (total Q of the driver + enclosure system) determines the shape of the sealed alignment's response. Higher Qtc = more peak output at the resonance frequency, sharper rolloff below, less transient accuracy, and a \"punchier\" but less refined presentation. Lower Qtc = smoother rolloff, better transient response, deeper F3, and a more musically accurate presentation with better stereo imaging in the low bass region.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eRF's Spec (Qtc ≈ 1.0)\u003c\/h4\u003e\n        \u003cp\u003e1.58 cu ft net. Optimized for peak output in a compact cabinet. Peak hump around Fc gives a \"loud\" impression at moderate power. Sharper below-cutoff rolloff. Better fits SPL-oriented builds and demo situations where headline output matters more than musical accuracy.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePO Wedge Tune (Qtc ≈ 0.85)\u003c\/h4\u003e\n        \u003cp\u003e1.75 cu ft net. Optimized for musical accuracy and daily-driver satisfaction. Flatter response through the peak region, better transient recovery, slightly deeper F3, better integration with midbass. Fits SQ-oriented builds and full-range systems where the sub needs to blend, not dominate.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eBoth alignments are within RF's stated sealed range for the P3D2-15. The 11% cabinet size difference is deliberate and modest, enough to shift the Q meaningfully, not enough to leave the driver's designed operating envelope. If you want peak SPL and don't care about musical accuracy, RF's 1.58 spec is right for you (and we can build to that spec on request). If you want the P3D2-15 to sound its musical best in a daily-driven vehicle, this is the box.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8.6\" at the top, 15.2\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The P3's shallower 7.58\" mounting depth allows a lower-profile top face than the T1 15\" wedge, making this cabinet more fittable in vehicles with tighter parcel-shelf clearance.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (26.25\" wide × 18\" tall) is where the P3D2-15 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load install pattern applied to Rockford's most musical 15\" driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups. Pairs especially well with the P3's already-musical character.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eVehicle Sizing Requirements\u003c\/h4\u003e\n        \u003cp\u003e26.25\" wide by 18\" tall by 8.6-15.2\" deep. Requires a full-size sedan trunk, wagon or SUV cargo area, or pickup extended-cab or crew-cab install with adequate behind-seat space. The 18\" height is critical for parcel shelf clearance. Measure carefully before ordering. Substantially more trunk-friendly than the T1D215 wedge but still requires real cargo space.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eDriver Fitment and Mounting Geometry\u003c\/h2\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the P3D2-15's exact 13.94\" cutout specification. The P3D2-15's 7.58\" mounting depth fits inside the cabinet with generous clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 7.85\" at the top edge to 14.45\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 10.4\" of clearance behind the motor. Ample room for the P3's motor structure and extended pole piece \/ bumped backplate assembly.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-15 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard bolt pattern compatible with the P3D2-15's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure.\u003c\/p\u003e\n    \u003ch3\u003eWeight Advantage vs the T1D215\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-15 is substantially lighter than the T1D215 flagship (the P3's smaller magnet structure and lighter hybrid stamp-cast basket versus the T1's massive 229-ounce magnet and full die-cast frame). Loaded system weight for this cabinet is approximately 70-80 pounds total. Still a two-person install but far more manageable than the 105-115 pound T1D215 loaded system. Standard parcel shipping is typically viable.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 600W RMS Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Panel resonance would color the P3's naturally musical response, and MDF creep would allow air leaks over time under sustained operation. Langboard's density and stability address both, especially important at the 15\" cabinet scale.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. Compatible with the P3D2-15's FlexFit slot-mounted frame pattern. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Comfortably handles the P3D2-15's 600W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the target 1.75 cu ft net volume and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the musically-tuned target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate P3D2-15 (Dual 2-ohm) or P3D4-15 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same sealed spec across the P3 15\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate P3D2-15 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-15 is a dual-voice-coil driver with both coils at 2 ohms, using RF's 10-AWG nickel-plated push terminals for direct wire attachment. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils wired in parallel presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Punch P600X1 or Prime R500X1D monoblock amplifiers, or any modern class D monoblock stable at 1 ohm. This is the standard high-output wiring configuration for a single-driver P3 install.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils wired in series presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eP3D4-15 alternative:\u003c\/strong\u003e Rockford also offers the P3D4-15 (Dual 4-ohm) variant for installs where 2-ohm parallel or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe P3D2-15 is rated for 600 watts RMS continuous (CEA-2031 compliant) with 1200W peak handling. Aim for a well-regulated class D monoblock delivering 400-600 watts RMS at your chosen impedance for the best combination of headroom and dynamic capability. Rockford Fosgate's own Punch P600X1 monoblock is a natural match. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate P3D2-15 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Musical 15\" Punch, Tuned for Real-World Listening\u003c\/h2\u003e\n    \u003cp\u003e1.75 cubic feet net. Deliberately tuned larger than RF's peak-output spec to deliver the P3D2-15's most musical presentation in a trunk-load wedge that fires the aluminum cone rearward into the trunk cavity. 600 watts RMS ready, precision driver-specific engineering, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529370529881,"sku":"PO 15-S W P3","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWP3Front.png?v=1786846355"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-rockford-fosgate-p3d2-12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Rockford Fosgate P3D2-12","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate P3D2-12\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Rockford Fosgate Punch P3 Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.215 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.02 ft³ Net (RF Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e20.25\" × 15\" × 9.125\/14.59\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate P3D2-12 in RF's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-12 is Rockford's best-performing 12-inch Punch P3 subwoofer. Anodized aluminum cone with heat-sinking dust cap, VAST (Vertical Attach Surround Technique) Santoprene surround that extends effective radiating cone area by up to 25%, a hybrid stamp-cast basket that balances rigidity with reduced resonance, an extended pole piece with bumped backplate for heavy excursion, a 2.5-inch four-layer voice coil on an anodized aluminum former, and unique spider venting to keep the motor cooler under sustained operation. 600 watts RMS CEA-2031 compliant power handling, 1200W peak, dual 2-ohm voice coils, Klippel-verified motor. Same core engineering as the flagship P3D2-15 sibling, scaled to a 12\" cone form factor and Rockford's most trunk-friendly full-power 12\" driver.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for Rockford Fosgate P3 is engineered to hit RF's exact published sealed specification. 1.215 cubic feet gross internal volume minus the P3D2-12's 0.194 cubic foot total driver displacement lands at 1.021 cubic feet net, essentially exact match to Rockford's 1.02 cubic foot published sealed spec, delivering the alignment RF's engineers designed the P3D2-12 to operate in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.215 cubic feet gross = 1.021 cubic feet net after the P3D2-12's 0.194 cubic foot total driver displacement. Essentially exact match to Rockford Fosgate's published 1.02 cubic foot sealed spec for the P3D2-12. With the P3D2-12's T\/S parameters (Qts 0.49, Vas 57.7 L), that spec produces a system Qtc near 0.85, RF's 12\" spec is already tuned for musical accuracy out of the box.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (9.125\" at the top, 14.59\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The P3's shallow 6.66\" mounting depth allows a low-profile top face that fits parcel-shelf-limited trunks the deeper T1 wedge won't clear.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (20.25\" wide × 15\" tall) is where the P3D2-12 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load install pattern applied to Rockford's most musical 12\" driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups. Pairs especially well with the P3's already-musical character.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eCompact Cabinet, Fits Most Vehicles\u003c\/h4\u003e\n        \u003cp\u003e20.25\" wide by 15\" tall by 9.125-14.59\" deep. Fits sedan trunks, coupe cargo areas, hatchbacks and wagons, and pickup extended-cab installs without the height or footprint concerns of the 15\" P3 wedge. If the trunk holds a golf bag, it holds this cabinet.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to Rockford Fosgate's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eRockford Fosgate publishes exactly 1.02 cubic feet net internal as the recommended sealed enclosure volume for the P3D2-12. This spec is RF's own engineered target, the volume where the P3D2-12's motor structure, VAST-enhanced Santoprene surround, and progressive-roll spider suspension deliver the sealed response their Klippel-verified design targets. The Performance Optimized Wedge Sealed 12 delivers 1.215 cubic feet gross internal, which after subtracting the P3D2-12's total driver displacement of 0.194 cubic feet lands at 1.021 cubic feet net. Right on RF's published spec.\u003c\/p\u003e\n    \u003ch3\u003eWhy RF's 12\" Spec Is Already the Musical Spec\u003c\/h3\u003e\n    \u003cp\u003eWorking through the driver math: the P3D2-12 has published T\/S parameters of Qts 0.49 and Vas 57.7 liters. In RF's 1.02 cu ft sealed spec, the compliance ratio (Vas\/Vb) works out to approximately 2.0, which produces a system Qtc of approximately 0.85, the same musically-oriented alignment target we use across the PO Wedge line. Different from RF's 15\" P3 spec, which targets a higher Qtc closer to 1.0 for peak SPL output efficiency in a smaller cabinet. Fortunately for 12\" P3 buyers, RF's 12\" spec doesn't require the tuning adjustment their 15\" spec does. This box hits RF's actual number.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs. Ported for the P3D2-12\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-12 is a versatile driver that Rockford supports both sealed (1.02 cu ft) and vented (1.79 cu ft) applications for. Sealed operation delivers the tightest, most controlled bass response, ideal for musical accuracy, sound quality installs, and daily-driven vehicles where cabin gain rewards a slightly warmer alignment. Ported delivers additional output efficiency in the peak-tuned range at the cost of transient accuracy and 75% more cabinet volume. This cabinet is engineered specifically for RF's sealed alignment, the SQ-oriented, musically accurate side of the P3D2-12's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the P3D2-12's exact 11.25\" cutout specification. The P3D2-12's very shallow 6.66\" mounting depth fits inside the cabinet with generous clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 8.375\" at the top edge to 13.84\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 10.3\" of clearance behind the motor. Substantial room for the P3's motor structure and extended pole piece \/ bumped backplate assembly.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-12 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard bolt pattern compatible with the P3D2-12's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 600W RMS Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Panel resonance would color the P3's naturally musical response, and MDF creep would allow air leaks over time under sustained operation. Langboard's density and stability address both.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. Compatible with the P3D2-12's FlexFit slot-mounted frame pattern. No stripped pilot holes, no MDF damage from drywall screws, no surprises when the next driver upgrade rolls around.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Comfortably handles the P3D2-12's 600W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the RF-spec 1.02 cu ft net volume target and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the manufacturer's spec target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate P3D2-12 (Dual 2-ohm) or P3D4-12 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same 1.02 cu ft sealed spec across the P3 12\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate P3D2-12 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-12 is a dual-voice-coil driver with both coils at 2 ohms, using RF's 10-AWG nickel-plated push terminals for direct wire attachment. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils wired in parallel presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Punch P600X1 or Prime R500X1D monoblock amplifiers, or any modern class D monoblock stable at 1 ohm. Standard high-output wiring for a single-driver P3 install.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils wired in series presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eP3D4-12 alternative:\u003c\/strong\u003e Rockford also offers the P3D4-12 (Dual 4-ohm) variant for installs where 2-ohm parallel or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe P3D2-12 is rated for 600 watts RMS continuous (CEA-2031 compliant) with 1200W peak handling. Same power rating as the flagship 15\" P3D2-15 despite the smaller cone. Aim for a well-regulated class D monoblock delivering 400-600 watts RMS at your chosen impedance for the best combination of headroom and dynamic capability. Rockford Fosgate's own Punch P600X1 monoblock is a natural match. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate P3D2-12 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Musical 12\" Punch, in RF's Spec-Perfect Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e1.02 cubic feet net, Rockford Fosgate's published sealed spec for the P3D2-12, which naturally targets a musical system Qtc near 0.85. Trunk-load wedge geometry that fires the aluminum cone rearward into the trunk cavity. 600 watts RMS ready, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529409818713,"sku":"PO 12-S W P3","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWP3Front.png?v=1786846321"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-rockford-fosgate-p3d2-10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Rockford Fosgate P3D2-10","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Rockford Fosgate P3D2-10\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Rockford Fosgate Punch P3 Series\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e0.717 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e0.59 ft³ Net (RF Spec)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e17.25\" × 13\" × 8\/12.73\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Rockford Fosgate P3D2-10 in RF's Spec-Perfect Sealed Volume\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-10 is Rockford's best-performing 10-inch Punch P3 subwoofer. Anodized aluminum cone with heat-sinking dust cap, VAST (Vertical Attach Surround Technique) Santoprene surround that extends effective radiating cone area by up to 25%, a hybrid stamp-cast basket that balances rigidity with reduced resonance, an extended pole piece with bumped backplate for heavy excursion, an anodized aluminum voice coil former, and unique spider venting to keep the motor cooler under sustained operation. 500 watts RMS CEA-2031 compliant power handling, 1000W peak, dual 2-ohm voice coils, Klippel-verified motor. Same core P3 platform as the 12\" and 15\" siblings, scaled to a compact 10\" cone for the most trunk-fittable Punch driver in RF's lineup.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for Rockford Fosgate P3 is engineered to hit RF's exact published sealed specification. 0.717 cubic feet gross internal volume minus the P3D2-10's 0.127 cubic foot total driver displacement lands at 0.590 cubic feet net, exact match to Rockford's 0.59 cubic foot published sealed spec, delivering the alignment RF's engineers designed the P3D2-10 to operate in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e0.717 cubic feet gross = 0.590 cubic feet net after the P3D2-10's 0.127 cubic foot total driver displacement. Exact match to Rockford Fosgate's published 0.59 cubic foot sealed spec for the P3D2-10. With the P3D2-10's T\/S parameters (Qts 0.49, Vas 27 L), that spec produces a system Qtc near 0.82 with an F3 around 39 Hz, RF's 10\" P3 spec naturally lands in musical alignment territory out of the box.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (8\" at the top, 12.73\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The P3's very shallow 6.18\" mounting depth allows a low-profile top face that fits parcel-shelf-limited trunks in compact vehicles.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (17.25\" wide × 13\" tall) is where the P3D2-10 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load install pattern applied to Rockford's most compact musical driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSmallest Cabinet in the PO Wedge Line\u003c\/h4\u003e\n        \u003cp\u003e17.25\" wide by 13\" tall by 8-12.73\" deep. This is the most compact cabinet in the entire Performance Optimized Wedge lineup. Fits compact sedan trunks, coupe cargo areas, small hatchback trunks, and pickup single-cab installs where larger 10\" wedges would be too big. If you can fit a duffel bag in the trunk, this cabinet goes in.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered to Rockford Fosgate's Published Sealed Specification\u003c\/h2\u003e\n    \u003cp\u003eRockford Fosgate publishes exactly 0.59 cubic feet net internal as the recommended sealed enclosure volume for the P3D2-10. This spec is RF's own engineered target, the volume where the P3D2-10's motor structure, VAST-enhanced Santoprene surround, and progressive-roll spider suspension deliver the sealed response their Klippel-verified design targets. The Performance Optimized Wedge Sealed 10 delivers 0.717 cubic feet gross internal, which after subtracting the P3D2-10's total driver displacement of 0.127 cubic feet lands at 0.590 cubic feet net. Exact match to RF's published spec.\u003c\/p\u003e\n    \u003ch3\u003eRF's 10\" P3 Spec Naturally Targets Musical Alignment\u003c\/h3\u003e\n    \u003cp\u003eWorking through the driver math: the P3D2-10 has published T\/S parameters of Qts 0.49 and equivalent compliance Vas of 27 liters. In RF's 0.59 cu ft sealed spec, the compliance ratio (Vas\/Vb) works out to approximately 1.62, which produces a system Qtc of approximately 0.82 with an F3 near 39 Hz. That's the same musically-oriented alignment target we use across the PO Wedge line. Same pattern as the 12\" P3, RF chose musical alignments for both the 10\" and 12\" P3 specs. Only the 15\" P3 spec runs tighter for peak SPL efficiency in a more compact cabinet, which is why the 15\" build is tuned larger than RF's optimum while the 10\" and 12\" builds hit RF's spec exactly.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs. Ported for the P3D2-10\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-10 is a versatile driver that Rockford supports both sealed (0.59 cu ft) and vented (1.4 cu ft) applications for. Sealed operation delivers the tightest, most controlled bass response, ideal for musical accuracy, sound quality installs, and daily-driven vehicles where cabin gain rewards a slightly warmer alignment. Ported delivers additional output efficiency in the peak-tuned range at the cost of transient accuracy and 138% more cabinet volume. This cabinet is engineered specifically for RF's sealed alignment.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the P3D2-10's exact 9.13\" cutout specification. The P3D2-10's very shallow 6.18\" mounting depth fits inside the cabinet with generous clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 7.25\" at the top edge to 11.98\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 9.4\" of clearance behind the motor. Substantial room for the P3's motor structure and extended pole piece \/ bumped backplate assembly.\u003c\/p\u003e\n    \u003ch3\u003eFlexFit Basket Consideration\u003c\/h3\u003e\n    \u003cp\u003eThe P3D2-10 uses Rockford's FlexFit basket, a slot-mounted frame pattern that allows fine-tuning of the driver's rotational mounting position. The Proline X wedge baffle is drilled with a standard bolt pattern compatible with the P3D2-10's slotted mounting geometry. Threaded 8\/32 inserts pressed into the baffle backside accept stainless steel machine screws included with the enclosure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for 500W RMS Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Panel resonance would color the P3's naturally musical response, and MDF creep would allow air leaks over time under sustained operation. Langboard's density and stability address both.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003e8\/32 Threaded Inserts\u003c\/h4\u003e\n        \u003cp\u003eThreaded inserts pressed into the vertical woofer baffle accept stainless steel mounting screws. Compatible with the P3D2-10's FlexFit slot-mounted frame pattern. No stripped pilot holes, no MDF damage from drywall screws.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Comfortably handles the P3D2-10's 500W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the RF-spec 0.59 cu ft net volume target and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the manufacturer's spec target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Rockford Fosgate P3D2-10 (Dual 2-ohm) or P3D4-10 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically since RF publishes the same 0.59 cu ft sealed spec across the P3 10\" line. Source your driver from any authorized Rockford Fosgate dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Rockford Fosgate P3D2-10 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Rockford Fosgate P3D2-10 is a dual-voice-coil driver with both coils at 2 ohms, using RF's 10-AWG nickel-plated push terminals for direct wire attachment. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eParallel wiring (1 ohm total load):\u003c\/strong\u003e Both voice coils wired in parallel presents a 1-ohm load to your amplifier, the highest-output configuration, ideal for RF's own Punch P400X1 or Prime R500X1D monoblock amplifiers, or any modern class D monoblock stable at 1 ohm. Standard high-output wiring for a single-driver P3 install.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eSeries wiring (4 ohm total load):\u003c\/strong\u003e Both voice coils wired in series presents a 4-ohm load. Used with amplifiers that don't support 1-ohm stable operation, or in dual-driver installs where paralleling two 4-ohm loads at the amp gets you back to a 2-ohm total. Also compatible with class AB amplifiers preferring higher impedance loads.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eP3D4-10 alternative:\u003c\/strong\u003e Rockford also offers the P3D4-10 (Dual 4-ohm) variant for installs where 2-ohm parallel or 8-ohm series operation is preferred. Either variant fits this cabinet identically.\u003c\/p\u003e\n    \u003cp\u003eThe P3D2-10 is rated for 500 watts RMS continuous (CEA-2031 compliant) with 1000W peak handling. Aim for a well-regulated class D monoblock delivering 300-500 watts RMS at your chosen impedance for the best combination of headroom and dynamic capability. Rockford Fosgate's own Punch P400X1 or Prime R500X1D monoblocks are natural matches. Set your amplifier's active low-pass filter between 80 and 100 Hz for musical accuracy in a full-range system.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Rockford Fosgate P3D2-10 subwoofer is covered by Rockford's own 1-year warranty when purchased through an authorized RF dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e, we install this gear ourselves, in our own vehicles.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eRockford's Compact Musical 10\" Punch, in RF's Spec-Perfect Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e0.59 cubic feet net, Rockford Fosgate's published sealed spec for the P3D2-10, which naturally targets a musical system Qtc near 0.82. The smallest cabinet in the PO Wedge line, in a trunk-load geometry that fires the aluminum cone rearward into the trunk cavity. 500 watts RMS ready, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529465032793,"sku":"PO 10-S W P3","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWP3Front.png?v=1786846274"},{"product_id":"performance-optimized-wedge-sealed-10-audiophile-enclosure-image-dynamics-idmax10-v-4","title":"Performance Optimized Wedge Sealed 10\" Audiophile Enclosure | Image Dynamics IDMAX10 V.4","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; 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}\n  .po-alignment-table tr.po-highlight-row { background: #fef3e7; }\n  .po-alignment-table tr.po-highlight-row td { font-weight: 600; color: #8b5a2b; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n    .po-alignment-table { font-size: 0.85em; }\n    .po-alignment-table th, .po-alignment-table td { padding: 8px 6px; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Image Dynamics IDMAX10 V.4\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 10\" Sealed Wedge | Audiophile Alignment for the Image Dynamics IDMAX 10 Competition Subwoofer\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.39 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.28 ft³ Net (Audiophile)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e23.5\" × 14\" × 9.67\/14.77\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Image Dynamics IDMAX10 V.4 in an Audiophile-Tuned Sealed Cabinet\u003c\/h2\u003e\n    \u003cp\u003eThe Image Dynamics IDMAX10 V.4 is a competition-grade 10-inch subwoofer engineered for sound quality competitors and audiophile daily-driver builds. Pressed paper pulp cone with glass fiber reinforcement, aluminum neck joint for structural integrity under sustained excursion, oversized motor structure, Nomex spider suspension for thermal survival, parabolic foam surround, flat-wound high-temperature voice coil, heavy-duty cast aluminum frame, and Image Dynamics' bolt-on field-replaceable cone assembly (16 screws, no glue, alignment shims included) that turns a blown cone into a fifteen-minute rebuild rather than a lost driver. 500 watts RMS continuous power handling, 19.5mm one-way linear excursion, dual voice coil in either 2-ohm or 4-ohm configuration. The IDMAX platform is what Image Dynamics designed for buyers who care about accuracy first and output second, and it is the driver family that has been placing at IASCA and MECA sound quality events for years.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 10 for Image Dynamics IDMAX 10 is engineered to Image Dynamics' Audiophile-tier sealed alignment. 1.39 cubic feet gross internal volume minus the IDMAX10's 0.11 cubic foot total driver displacement lands at 1.28 cubic feet net. This is not the compact-cabinet alignment. This is the alignment the IDMAX platform was designed to sing in.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.39 cubic feet gross = 1.28 cubic feet net after the IDMAX10 V.4's 0.11 cubic foot total driver displacement. Sized slightly above Image Dynamics' 1.25 cu ft Audiophile-tier sealed spec for the IDMAX10 platform. The D2 variant lands above maximally flat (Qtc ~0.87) with F3 around 32.6 Hz sealed. The D4 variant runs above maximally flat (Qtc ~0.91) with F3 around 30.6 Hz and tighter transient response. Both alignments trade cabinet size for the extended low-end and controlled character the IDMAX platform was engineered to deliver.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry, applied here to a driver that rewards the trunk-load approach with the extension and control an audiophile alignment can deliver.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (9.67\" at the top, 14.77\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The IDMAX10's 7.68\" mount depth is accommodated by the top face without pushing the driver into cabin space.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (23.5\" wide × 14\" tall) is where the IDMAX10 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load pattern applied to a competition-grade audiophile driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading Complements Audiophile Alignment\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups. The 1.28 cu ft net audiophile alignment complements this by delivering extended low-end that the trunk cavity translates into deep, controlled cabin response.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLarger Cabinet Than Any Other 10\" PO Wedge\u003c\/h4\u003e\n        \u003cp\u003e23.5\" wide by 14\" tall by 9.67-14.77\" deep. Larger than the RF T1 10\" wedge (20.75W x 13.5H) and every JL 10\" wedge in the line. The larger footprint is not incidental. It is the price of the audiophile alignment. If you want the compact-cabinet approach, choose a different driver. If you want the IDMAX in its audiophile home, this is the cabinet it lives in.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eAudiophile Alignment Explained | Why 1.28 Cubic Feet Net\u003c\/h2\u003e\n    \u003cp\u003eImage Dynamics publishes multiple sealed alignments for the IDMAX10 platform in the V.4 series manual, a compact alignment (roughly 0.75 cu ft) for maximum power handling in constrained installs, a universal alignment (roughly 1.0 cu ft) for balanced performance, and the audiophile alignment (roughly 1.25 cu ft) for maximum extension and lowest Qtc. Each alignment produces a different acoustic character with different power handling ceilings and different F3 targets. The Performance Optimized Wedge Sealed 10 is engineered to the audiophile alignment.\u003c\/p\u003e\n    \u003ch3\u003ePredicted Alignment at 1.28 Cubic Feet Net\u003c\/h3\u003e\n    \u003cp\u003eUsing Image Dynamics' published Thiele-Small parameters for the IDMAX10 V.4, calculated using the same formulas as the Audio Intensity Sealed Box Calculator, here is what the audiophile alignment produces for each impedance variant:\u003c\/p\u003e\n    \u003ctable class=\"po-alignment-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eVariant\u003c\/th\u003e\n          \u003cth\u003eQts\u003c\/th\u003e\n          \u003cth\u003eVas\u003c\/th\u003e\n          \u003cth\u003eQtc @ 1.28 ft³\u003c\/th\u003e\n          \u003cth\u003eFc\u003c\/th\u003e\n          \u003cth\u003eF3\u003c\/th\u003e\n          \u003cth\u003eCharacter\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr class=\"po-highlight-row\"\u003e\n          \u003ctd\u003eIDMAX10 V.4 D2\u003c\/td\u003e\n          \u003ctd\u003e0.50\u003c\/td\u003e\n          \u003ctd\u003e49.44 L\u003c\/td\u003e\n          \u003ctd\u003e0.77\u003c\/td\u003e\n          \u003ctd\u003e40 Hz\u003c\/td\u003e\n          \u003ctd\u003e~37 Hz\u003c\/td\u003e\n          \u003ctd\u003eAbove Maximally Flat, deepest extension\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eIDMAX10 V.4 D4\u003c\/td\u003e\n          \u003ctd\u003e0.44\u003c\/td\u003e\n          \u003ctd\u003e48.35 L\u003c\/td\u003e\n          \u003ctd\u003e0.67\u003c\/td\u003e\n          \u003ctd\u003e41 Hz\u003c\/td\u003e\n          \u003ctd\u003e~43 Hz\u003c\/td\u003e\n          \u003ctd\u003eOverdamped, tightest transient response\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cp\u003eBoth alignments are legitimately audiophile. The D2 sits above maximally flat (Qtc 0.907 here) with a slight lift and the deepest F3 available from a 10\" driver in a sealed cabinet. The D4 sits below Butterworth for a smoother, more damped rolloff that pairs well with sound-quality competition scoring that rewards transient accuracy. Neither alignment is the punchy midbass-lift character produced by compact cabinets, the IDMAX10 in a compact alignment is a different animal entirely. This cabinet is engineered for the audiophile side of the driver's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eWhat Audiophile Alignment Trades Against\u003c\/h3\u003e\n    \u003cp\u003eThe extended low-end and controlled Qtc come with real trade-offs worth understanding before you order. Cabinet size is significantly larger than a compact 10\" enclosure, 23.5\" wide, 14\" tall, taking up meaningful trunk space. Power handling in a larger cabinet is lower than in a compact alignment because reduced air-spring loading allows greater cone excursion at the same input power. Plan for 400-500 watts RMS input rather than pushing the driver's 500W thermal limit continuously. Efficiency is slightly lower. Cabin gain and vehicle acoustics matter more when the cabinet does not add its own peak. The audiophile alignment is the right answer when accuracy and extension matter more than compact fitment or maximum output. It is the wrong answer when you need a punchy midbass-forward SPL box in a small space.\u003c\/p\u003e\n    \u003ch3\u003eD2 vs D4 Selection\u003c\/h3\u003e\n    \u003cp\u003eThe D2 wired in parallel presents a 1-ohm load. Pair it with a modern class D monoblock stable at 1 ohm delivering 400-500 watts RMS. The D4 wired in parallel presents a 2-ohm load. Pair it with a class D monoblock delivering 400-500 watts RMS at 2 ohms. Both variants fit this cabinet identically since the physical dimensions and displacement are the same across the DVC configurations.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the IDMAX10 V.4's exact 9.65\" cutout specification. The IDMAX10's 7.68\" mounting depth fits inside the cabinet with proper clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 8.7\" at the top baffle edge to 13.27\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 11.4\" of clearance behind the motor. Comfortable room for the IDMAX10's oversized motor structure and heavy backplate.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for Sustained IDMAX Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Panel resonance at the low frequencies the IDMAX10 audiophile alignment reaches would color the character of a driver chosen specifically for accuracy. Langboard's density stops the panels from adding their own signature to the driver's output.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity under sustained low-frequency loading.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eInternal Bracing\u003c\/h4\u003e\n        \u003cp\u003ePerimeter cross-brace between the two large opposing faces adds panel stiffness at the wall spans most likely to flex under IDMAX-level cone motion. Standard on this cabinet as delivered.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Handles the IDMAX10's 500W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the 1.28 cu ft net audiophile alignment target and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the audiophile-alignment target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Image Dynamics IDMAX10 V.4 D2 (Dual 2-ohm) or IDMAX10 V.4 D4 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically. Source your driver from Image Dynamics or an authorized ID dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Image Dynamics IDMAX10 V.4 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe IDMAX10 V.4 is a dual-voice-coil driver available in two impedance configurations. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware accepting both spade and banana terminations.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX10 V.4 D2 (Dual 2-ohm):\u003c\/strong\u003e Parallel wiring presents a 1-ohm load. Ideal for modern class D monoblocks stable at 1 ohm delivering 400-500 watts RMS at that impedance. Series wiring presents 4 ohms if your amplifier is not 1-ohm stable, or in dual-driver installs where paralleling two series-wired drivers at the amp returns to 2 ohms total.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX10 V.4 D4 (Dual 4-ohm):\u003c\/strong\u003e Parallel wiring presents a 2-ohm load. Compatible with essentially all class D monoblocks. Series wiring presents 8 ohms for amplifiers that prefer higher impedance loads. The D4 is generally the easier match for standard mainstream amplifiers.\u003c\/p\u003e\n    \u003cp\u003eThe IDMAX10 is rated for 500 watts RMS continuous. In the audiophile 1.28 cu ft alignment, the reduced air-spring loading means the driver reaches its mechanical excursion limit before its thermal limit. Plan for 400-500 watts RMS input from a well-regulated class D monoblock rather than pushing continuous operation at or above the thermal rating. Set your amplifier's active low-pass filter between 70 and 90 Hz for musical accuracy in a full-range system. Subsonic filter around 20-25 Hz to protect the mechanical suspension at frequencies well below the alignment's Fc.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Image Dynamics IDMAX10 V.4 subwoofer is covered by Image Dynamics' 1-year manufacturer warranty when purchased through an authorized ID dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e. We install this gear ourselves, in our own vehicles, and Audio Intensity's owner has judged IASCA National and MECA World SQ competitions since 2019.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eThe IDMAX10 in Its Audiophile Home\u003c\/h2\u003e\n    \u003cp\u003e1.28 cubic feet net. Just above Image Dynamics' 1.25 cu ft audiophile-tier sealed alignment for the IDMAX10 V.4 platform. Above Maximally Flat extension on the D2, controlled overdamped alignment on the D4, both trading cabinet size for the extended low-end and accuracy the IDMAX platform was engineered to deliver. Competition-grade construction, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529575821401,"sku":"PO 10-S W IDMAX","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWIDMAXFront.png?v=1786847771"},{"product_id":"performance-optimized-wedge-sealed-12-audiophile-enclosure-image-dynamics-idmax12-v-4","title":"Performance Optimized Wedge Sealed 12\" Audiophile Enclosure | Image Dynamics IDMAX12 V.4","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; 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}\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-alignment-table { width: 100%; border-collapse: collapse; margin: 20px 0; background: #ffffff; }\n  .po-alignment-table th { background: #8b5a2b; color: white; padding: 12px; text-align: left; font-weight: 600; font-size: 0.95em; }\n  .po-alignment-table td { padding: 12px; border-bottom: 1px solid #e2e8f0; font-size: 0.98em; color: #334155; }\n  .po-alignment-table tr.po-highlight-row { background: #fef3e7; }\n  .po-alignment-table tr.po-highlight-row td { font-weight: 600; color: #8b5a2b; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n    .po-alignment-table { font-size: 0.85em; }\n    .po-alignment-table th, .po-alignment-table td { padding: 8px 6px; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Image Dynamics IDMAX12 V.4\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 12\" Sealed Wedge | Audiophile Alignment for the Image Dynamics IDMAX 12 Competition Subwoofer\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e1.94 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e1.80 ft³ Net (Audiophile)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e27.35\" × 15\" × 10.3\/15.77\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Image Dynamics IDMAX12 V.4 in an Audiophile-Tuned Sealed Cabinet\u003c\/h2\u003e\n    \u003cp\u003eThe Image Dynamics IDMAX12 V.4 is a competition-grade 12-inch subwoofer engineered for sound quality competitors and audiophile daily-driver builds. Glass fiber reinforced pressed paper pulp cone, aluminum neck joint for structural integrity under sustained excursion, oversized motor structure, Nomex spider suspension for thermal survival, parabolic Santoprene surround, American-made flat-wound extended voice coil, heavy-duty cast aluminum frame, and Image Dynamics' bolt-on field-replaceable cone assembly (16 screws, no glue, alignment shims included) that turns a blown cone into a fifteen-minute rebuild rather than a lost driver. 500 watts RMS continuous power handling, 19.5mm one-way linear excursion, 545 cm² of piston area, 2-inch voice coil, dual voice coil in either 2-ohm or 4-ohm configuration. The IDMAX12 is the middle driver in Image Dynamics' three-size IDMAX platform and the size most sound quality competitors choose for the balance of extension, output, and cabinet manageability.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 12 for Image Dynamics IDMAX 12 is engineered to Image Dynamics' Audiophile-tier sealed alignment. 1.94 cubic feet gross internal volume minus the IDMAX12's 0.14 cubic foot total driver displacement lands at 1.80 cubic feet net. Exact match to Image Dynamics' published Audiophile spec of 1.8 cu ft for the IDMAX12 platform. This is not the compact-cabinet alignment. This is where the IDMAX12 was designed to live.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e1.94 cubic feet gross = 1.80 cubic feet net after the IDMAX12 V.4's 0.14 cubic foot total driver displacement. Exact match to Image Dynamics' Audiophile-tier sealed spec of 1.8 cu ft. The D2 variant lands above maximally flat (Qtc 0.972) with F3 near 32.2 Hz sealed. The D4 variant runs with a slight lift (Qtc ~1.13) and reaches F3 near 29.1 Hz. Both alignments extend well below what a 12\" driver typically reaches in a car audio sealed enclosure.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry, applied here to a driver that rewards the trunk-load approach with the extension and control an audiophile alignment can deliver.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (10.3\" at the top, 15.77\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The IDMAX12's 8.15\" mount depth is accommodated by the top face without pushing the driver into cabin space.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (27.35\" wide × 15\" tall) is where the IDMAX12 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load pattern applied to a competition-grade audiophile driver.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading Complements Audiophile Alignment\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less-localized presentation than direct-firing setups. The 1.80 cu ft net audiophile alignment complements this by delivering extended low-end that the trunk cavity translates into deep, controlled cabin response.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eWidest Cabinet in the 10-12\" PO Wedge Line\u003c\/h4\u003e\n        \u003cp\u003e27.35\" wide by 15\" tall by 10.3-15.77\" deep. Genuinely large. This is the widest cabinet in the Performance Optimized Wedge line short of the 15\" builds: wider than every 10\" and 12\" wedge in the catalog. The larger footprint is not incidental. It is the price of the audiophile alignment. Verify trunk clearance before ordering.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eAudiophile Alignment Explained | Why 1.80 Cubic Feet Net\u003c\/h2\u003e\n    \u003cp\u003eImage Dynamics publishes three sealed alignments for the IDMAX12 platform in the V.4 series manual, a Compact alignment (0.65 cu ft) for maximum power handling in constrained installs, a Universal alignment (1.0 cu ft) for balanced performance, and the Audiophile alignment (1.8 cu ft) for maximum extension and lowest Qtc. Each alignment produces a different acoustic character with different power handling ceilings and different F3 targets. The Performance Optimized Wedge Sealed 12 is engineered to the Audiophile alignment target exactly.\u003c\/p\u003e\n    \u003ch3\u003ePredicted Alignment at 1.80 Cubic Feet Net\u003c\/h3\u003e\n    \u003cp\u003eUsing Image Dynamics' published Thiele-Small parameters for the IDMAX12 V.4, calculated using the same formulas as the Audio Intensity Sealed Box Calculator, here is what the Audiophile alignment produces for each impedance variant:\u003c\/p\u003e\n    \u003ctable class=\"po-alignment-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eVariant\u003c\/th\u003e\n          \u003cth\u003eQts\u003c\/th\u003e\n          \u003cth\u003eVas\u003c\/th\u003e\n          \u003cth\u003eQtc @ 1.80 ft³\u003c\/th\u003e\n          \u003cth\u003eFc\u003c\/th\u003e\n          \u003cth\u003eF3\u003c\/th\u003e\n          \u003cth\u003eCharacter\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr class=\"po-highlight-row\"\u003e\n          \u003ctd\u003eIDMAX12 V.4 D2\u003c\/td\u003e\n          \u003ctd\u003e0.52\u003c\/td\u003e\n          \u003ctd\u003e77.51 L\u003c\/td\u003e\n          \u003ctd\u003e0.83\u003c\/td\u003e\n          \u003ctd\u003e42 Hz\u003c\/td\u003e\n          \u003ctd\u003e~37 Hz\u003c\/td\u003e\n          \u003ctd\u003eButterworth-adjacent, flattest response\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eIDMAX12 V.4 D4\u003c\/td\u003e\n          \u003ctd\u003e0.58\u003c\/td\u003e\n          \u003ctd\u003e72.16 L\u003c\/td\u003e\n          \u003ctd\u003e0.90\u003c\/td\u003e\n          \u003ctd\u003e43 Hz\u003c\/td\u003e\n          \u003ctd\u003e~36 Hz\u003c\/td\u003e\n          \u003ctd\u003eSlight lift, warmer, similar F3\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cp\u003eBoth alignments are legitimate audiophile territory. The D2 sits slightly above classic Butterworth (Qtc 0.707) for a controlled, accurate response with the flattest character available from an IDMAX in this alignment. The D4 runs modestly higher Qtc for a warmer character with a slight upper-bass lift, and interestingly reaches similar F3 to the D2 despite the higher Qtc, because the D4's slightly higher Fs is offset by the higher-Q resonance behavior. Neither variant produces the punchy midbass-forward character of a compact-cabinet alignment. This cabinet is built for the extended, controlled side of the IDMAX12's capabilities.\u003c\/p\u003e\n    \u003ch3\u003eD2 vs D4 Selection Note\u003c\/h3\u003e\n    \u003cp\u003eAn important point that differs from the IDMAX10 build: on the IDMAX12, the D4 runs a higher Qts than the D2 (0.58 vs 0.52), which produces the higher Qtc alignment. On the IDMAX10, the pattern was reversed (D4 Qts 0.44 was lower than D2 0.50). This means on the IDMAX12 the D2 is the flatter, more Butterworth-adjacent choice, while on the IDMAX10 the D4 was the tighter overdamped choice. If you are cross-shopping between the two sizes and want the flattest audiophile character in either, that means D4 on the 10\" or D2 on the 12\". If you want a slight warmer midbass lift, that means D2 on the 10\" or D4 on the 12\".\u003c\/p\u003e\n    \u003ch3\u003eWhat Audiophile Alignment Trades Against\u003c\/h3\u003e\n    \u003cp\u003eThe extended low-end and controlled Qtc come with real trade-offs worth understanding before you order. Cabinet size is significantly larger than a compact 12\" enclosure, 27.35\" wide, taking up meaningful trunk space. Power handling in a larger cabinet is lower than in a compact alignment because reduced air-spring loading allows greater cone excursion at the same input power. Plan for 400-500 watts RMS input rather than pushing the driver's 500W thermal limit continuously. Efficiency is slightly lower. Cabin gain and vehicle acoustics matter more when the cabinet does not add its own peak. The audiophile alignment is the right answer when accuracy and extension matter more than compact fitment or maximum output.\u003c\/p\u003e\n    \u003ch3\u003eImpedance and Amplifier Matching\u003c\/h3\u003e\n    \u003cp\u003eThe D2 wired in parallel presents a 1-ohm load. Pair it with a modern class D monoblock stable at 1 ohm delivering 400-500 watts RMS. The D4 wired in parallel presents a 2-ohm load. Pair it with a class D monoblock delivering 400-500 watts RMS at 2 ohms. Both variants fit this cabinet identically since the physical dimensions and displacement are the same across the DVC configurations.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the IDMAX12 V.4's exact 11.02\" cutout specification. The IDMAX12's 8.15\" mounting depth fits inside the cabinet with proper clearance. Internal depth from the vertical baffle to the interior of the angled seat-side face ranges from approximately 9.55\" at the top baffle edge to 15.02\" at the bottom (after accounting for 3\/4\" MDF panel thickness), with the driver's mounting position at cabinet center providing over 12.28\" of clearance behind the motor. Substantial room for the IDMAX12's large motor structure and heavy backplate.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for Sustained IDMAX Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Panel resonance at the low frequencies the IDMAX12 audiophile alignment reaches would color the character of a driver chosen specifically for accuracy. Langboard's density stops the panels from adding their own signature to the driver's output.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls, no fasteners visible from outside, no exposed end grain at joints, no compromise on structural integrity under sustained low-frequency loading.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eInternal Bracing at Larger Cabinet Span\u003c\/h4\u003e\n        \u003cp\u003eThe 27.35\" wide baffle span requires internal cross-bracing to prevent flex under IDMAX-level cone motion. Perimeter cross-brace ties the vertical baffle to the angled seat-side panel at the mid-height. Standard on this cabinet as delivered.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 12-gauge OFC inside the cabinet, with stainless steel hardware accepting both spade and banana terminations on the input side. Handles the IDMAX12's 500W RMS power delivery.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the 1.80 cu ft net audiophile alignment target and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the audiophile-alignment target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Image Dynamics IDMAX12 V.4 D2 (Dual 2-ohm) or IDMAX12 V.4 D4 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically. Source your driver from Image Dynamics or an authorized ID dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Image Dynamics IDMAX12 V.4 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe IDMAX12 V.4 is a dual-voice-coil driver available in two impedance configurations. The pre-wired terminal cup accepts the two-conductor connection via 12-gauge OFC, with stainless steel input hardware accepting both spade and banana terminations.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX12 V.4 D2 (Dual 2-ohm):\u003c\/strong\u003e Parallel wiring presents a 1-ohm load. Ideal for modern class D monoblocks stable at 1 ohm delivering 400-500 watts RMS at that impedance. Series wiring presents 4 ohms if your amplifier is not 1-ohm stable. Note that the IDMAX12 D2 has Re of 1.65 ohms per coil, giving a combined parallel load closer to 0.83 ohms measured. Verify your amplifier is rated for sub-1-ohm operation before wiring parallel.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX12 V.4 D4 (Dual 4-ohm):\u003c\/strong\u003e Parallel wiring presents a 2-ohm load. Compatible with essentially all class D monoblocks. Series wiring presents 8 ohms for amplifiers that prefer higher impedance loads. The D4 is generally the easier match for standard mainstream amplifiers, especially given the D2's sub-1-ohm parallel measured impedance.\u003c\/p\u003e\n    \u003cp\u003eThe IDMAX12 is rated for 500 watts RMS continuous. In the audiophile 1.80 cu ft alignment, the reduced air-spring loading means the driver reaches its mechanical excursion limit before its thermal limit. Plan for 400-500 watts RMS input from a well-regulated class D monoblock rather than pushing continuous operation at or above the thermal rating. Set your amplifier's active low-pass filter between 70 and 90 Hz for musical accuracy in a full-range system. Subsonic filter around 20-25 Hz to protect the mechanical suspension at frequencies well below the alignment's Fc.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 2 to 5 business day assembly window before the box ships. No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Image Dynamics IDMAX12 V.4 subwoofer is covered by Image Dynamics' 1-year manufacturer warranty when purchased through an authorized ID dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e. We install this gear ourselves, in our own vehicles, and Audio Intensity's owner has judged IASCA National and MECA World SQ competitions since 2019.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eThe IDMAX12 in Its Audiophile Home\u003c\/h2\u003e\n    \u003cp\u003e1.80 cubic feet net, Image Dynamics' Audiophile-tier sealed alignment for the IDMAX12 V.4, delivered exactly. Butterworth-adjacent extension on the D2, warmer lifted character on the D4, both reaching F3 near 36-37 Hz sealed. Extension that most 12\" drivers can only produce in ported cabinets. Competition-grade construction, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529670553689,"sku":"PO 12-S W IDMAX","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWIDMAXFront.png?v=1786847828"},{"product_id":"performance-optimized-wedge-sealed-15-audiophile-enclosure-image-dynamics-idmax15-v-4","title":"Performance Optimized Wedge Sealed 15\" Audiophile Enclosure | Image Dynamics IDMAX15 V.4","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; 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}\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-alignment-table { width: 100%; border-collapse: collapse; margin: 20px 0; background: #ffffff; }\n  .po-alignment-table th { background: #8b5a2b; color: white; padding: 12px; text-align: left; font-weight: 600; font-size: 0.95em; }\n  .po-alignment-table td { padding: 12px; border-bottom: 1px solid #e2e8f0; font-size: 0.98em; color: #334155; }\n  .po-alignment-table tr.po-highlight-row { background: #fef3e7; }\n  .po-alignment-table tr.po-highlight-row td { font-weight: 600; color: #8b5a2b; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n    .po-alignment-table { font-size: 0.85em; }\n    .po-alignment-table th, .po-alignment-table td { padding: 8px 6px; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n  \u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Image Dynamics IDMAX15 V.4\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003eSingle 15\" Sealed Wedge | Audiophile Alignment for the Image Dynamics IDMAX 15 Competition Subwoofer\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e3.26 ft³ Gross\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e3.00 ft³ Net (Audiophile)\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e30.6\" × 18\" × 11.92\/18.47\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Image Dynamics IDMAX15 V.4 in an Audiophile-Tuned Sealed Cabinet\u003c\/h2\u003e\n    \u003cp\u003eThe Image Dynamics IDMAX15 V.4 is the largest driver in Image Dynamics' three-size IDMAX platform and the flagship of Image Dynamics' competition-grade lineup. Glass fiber reinforced pressed paper pulp cone, aluminum neck joint for structural integrity under sustained excursion, 575-ounce oversized motor structure, 60mm BASV voice coil former, Nomex spider suspension for thermal survival, parabolic EPDM rubber surround, American-made flat-wound extended voice coil, 2.5-inch voice coil diameter, heavy-duty cast aluminum frame, and Image Dynamics' bolt-on field-replaceable cone assembly (16 screws, no glue, alignment shims included) that turns a blown cone into a rebuild rather than a lost driver. 600 watts RMS continuous power handling, 1200 watts peak, 22mm one-way linear excursion, 934.79 cm² of piston area, dual voice coil in either 2-ohm or 4-ohm configuration. The IDMAX15 is the driver competitors run when the vehicle is large enough to accommodate a serious cabinet and the goal is maximum output paired with the IDMAX platform's SQ-scoring reputation.\u003c\/p\u003e\n    \u003cp\u003eThe Performance Optimized Wedge Sealed 15 for Image Dynamics IDMAX 15 is engineered to Image Dynamics' Audiophile-tier sealed alignment. 3.26 cubic feet gross internal volume minus the IDMAX15's 0.26 cubic foot total driver displacement lands at exactly 3.00 cubic feet net. Direct match to Image Dynamics' published Audiophile sealed spec of 3.0 cu ft for the IDMAX15 platform. This is a serious cabinet for a serious driver. Not a compact-alignment shortcut.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e3.26 cubic feet gross = 3.00 cubic feet net after the IDMAX15 V.4's 0.26 cubic foot total driver displacement. Exact match to Image Dynamics' Audiophile-tier sealed spec of 3.0 cu ft. The D2 variant lands underdamped (Qtc 1.317) with F3 near 29.8 Hz sealed. The D4 variant runs with a slight lift (Qtc ~1.44) with F3 near 29.9 Hz. Note that the IDMAX15 reaches shallower F3 sealed than the smaller IDMAX 10 and 12 in their respective Audiophile alignments. That is a consequence of the IDMAX15's higher 30 Hz Fs. For deep sealed extension the smaller IDMAX drivers actually reach lower F3. The IDMAX15 delivers maximum output and cone area sealed; deep F3 extension is the province of the ported Audiophile alignment (4.0 cu ft, F3 27 Hz).\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back. Two different problems solved by one geometry, scaled here for the largest driver in the IDMAX platform and the largest cabinet in the Performance Optimized Wedge line.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge (11.92\" at the top, 18.47\" at the bottom) matches that lean, tucking against the seat back with no wasted gap. The IDMAX15's 10.40\" mount depth is accommodated by the top face without pushing the driver into cabin space.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge (30.6\" wide × 18\" tall) is where the IDMAX15 mounts. The driver fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load pattern applied to the largest competition-grade audiophile driver Image Dynamics makes.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading at IDMAX15 Scale\u003c\/h4\u003e\n        \u003cp\u003eFiring the IDMAX15's 934 cm² of cone area into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries with the smoother, less-localized presentation trunk-load provides. The 3.0 cu ft audiophile alignment complements this with maximum output capability paired with musical Underdamped character.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLargest Cabinet in the Entire PO Wedge Line\u003c\/h4\u003e\n        \u003cp\u003e30.6\" wide by 18\" tall by 11.92-18.47\" deep. This is by measurable margin the largest cabinet in the Performance Optimized Wedge line, wider, taller, and deeper than the RF T1D215 15\" wedge and the P3D2-15 15\" wedge. If your vehicle cannot accommodate approximately 31\" of usable width and 19\" of usable trunk-floor depth, this is not your build. Confirm trunk clearance before ordering.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eAudiophile Alignment Explained | Why 3.0 Cubic Feet Net\u003c\/h2\u003e\n    \u003cp\u003eImage Dynamics publishes three sealed alignments for the IDMAX15 platform in the V.4 series manual, a Compact alignment (approximately 1.5 cu ft) for maximum power handling in constrained installs, a Universal alignment (approximately 2.0 cu ft) for balanced performance, and the Audiophile alignment (3.0 cu ft) for maximum extension and lowest Qtc in a sealed cabinet. Each alignment produces a different acoustic character with different power handling ceilings and different F3 targets. The Performance Optimized Wedge Sealed 15 is engineered to the Audiophile sealed alignment exactly.\u003c\/p\u003e\n    \u003ch3\u003ePredicted Alignment at 3.00 Cubic Feet Net\u003c\/h3\u003e\n    \u003cp\u003eUsing Image Dynamics' published Thiele-Small parameters for the IDMAX15 V.4, calculated using the same formulas as the Audio Intensity Sealed Box Calculator, here is what the Audiophile alignment produces for each impedance variant:\u003c\/p\u003e\n    \u003ctable class=\"po-alignment-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eVariant\u003c\/th\u003e\n          \u003cth\u003eQts\u003c\/th\u003e\n          \u003cth\u003eVas\u003c\/th\u003e\n          \u003cth\u003eQtc @ 3.00 ft³\u003c\/th\u003e\n          \u003cth\u003eFc\u003c\/th\u003e\n          \u003cth\u003eF3\u003c\/th\u003e\n          \u003cth\u003eCharacter\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr class=\"po-highlight-row\"\u003e\n          \u003ctd\u003eIDMAX15 V.4 D2\u003c\/td\u003e\n          \u003ctd\u003e0.48\u003c\/td\u003e\n          \u003ctd\u003e104.03 L\u003c\/td\u003e\n          \u003ctd\u003e0.72\u003c\/td\u003e\n          \u003ctd\u003e45 Hz\u003c\/td\u003e\n          \u003ctd\u003e~44 Hz\u003c\/td\u003e\n          \u003ctd\u003eEssentially Butterworth, controlled\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eIDMAX15 V.4 D4\u003c\/td\u003e\n          \u003ctd\u003e0.50\u003c\/td\u003e\n          \u003ctd\u003e109.03 L\u003c\/td\u003e\n          \u003ctd\u003e0.76\u003c\/td\u003e\n          \u003ctd\u003e45 Hz\u003c\/td\u003e\n          \u003ctd\u003e~42 Hz\u003c\/td\u003e\n          \u003ctd\u003eSlight lift, warmer, marginally deeper F3\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cp\u003eBoth alignments sit underdamped (Qtc 1.445 here). The D2 produces the flattest, most controlled response the IDMAX15 can deliver in a sealed cabinet. The D4 produces a marginally warmer character with the slight upper-bass lift Qts 0.50 provides at this alignment. Neither variant produces the punchy midbass-forward character of a compact sealed alignment or the deep tuned extension of a properly ported cabinet. What this sealed Audiophile alignment delivers is transient accuracy, musical control, and maximum output capability from the IDMAX platform in a sealed enclosure. The character has kept the IDMAX15 competitive in IASCA and MECA sound quality events for over a decade.\u003c\/p\u003e\n    \u003ch3\u003eSealed vs Ported for the IDMAX15\u003c\/h3\u003e\n    \u003cp\u003eAn important honest note on the IDMAX15 specifically: because the driver has a relatively high 30 Hz Fs (versus 27 Hz on the IDMAX10 and 26 Hz on the IDMAX12), sealed F3 stays in the low-to-mid 40s even at the Audiophile 3.0 cu ft alignment. The smaller IDMAX drivers actually reach deeper F3 sealed than the 15. For deep extension below 30 Hz, the IDMAX15 wants a ported alignment, specifically Image Dynamics' Audiophile ported spec of 4.0 cu ft tuned to 27 Hz, which reaches F3 at 27 Hz. That is the configuration that wins IASCA and MECA points on deep-bass-scored tracks. This sealed cabinet is the right answer for musical accuracy, transient control, cabinet manageability compared to a 4.0 cu ft ported enclosure, and installations where the driver's output paired with sealed's control matters more than reaching F3 in the 20s.\u003c\/p\u003e\n    \u003ch3\u003eD2 vs D4 Selection\u003c\/h3\u003e\n    \u003cp\u003eThe IDMAX15 D2 and D4 have very similar Qts values (0.48 vs 0.50), producing nearly identical Qtc alignments in this cabinet. The character difference is subtle. Much more subtle than the D2\/D4 differences on the IDMAX12 or IDMAX10. For the IDMAX15, the primary D2\/D4 selection driver is impedance compatibility with your amplifier rather than character preference. Read the D2 impedance warning in the wiring section carefully before choosing the D2.\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry and Driver Fitment\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is cut to the IDMAX15 V.4's exact 14.80\" cutout specification. The IDMAX15's 10.40\" mounting depth is the deepest of any driver in the Performance Optimized Wedge line. Internal cabinet clearance behind the driver at cabinet center is approximately 4.05 inches (measured from the vertical baffle interior to the interior of the angled seat-side face at driver-center height, after accounting for 3\/4\" MDF panel thickness). Adequate room for the IDMAX15's 575-ounce motor structure and 60mm voice coil former assembly.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Built for IDMAX15-Scale Operation\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec. At the low frequencies and high cone motion the IDMAX15 audiophile alignment produces, panel resonance would color a driver chosen specifically for accuracy. Langboard's density and dimensional stability stop the cabinet from adding its own signature to what the driver delivers.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls. No fasteners visible from outside, no exposed end grain, no compromise on structural integrity under sustained IDMAX-scale cone motion.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eHeavy Internal Bracing at 30.6\" Baffle Span\u003c\/h4\u003e\n        \u003cp\u003eThe 30.6\" wide baffle span requires substantial internal cross-bracing to prevent flex under IDMAX15-scale cone motion. Dual perimeter cross-braces tie the vertical baffle to the angled seat-side panel at the third-points of the baffle height. Standard on this cabinet as delivered.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup, Uprated Gauge\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon fiber composite terminal cup, pre-wired with 10-gauge OFC inside the cabinet (upgraded from the standard 12-gauge on smaller PO Wedge builds to handle the IDMAX15's higher current draw), with stainless steel hardware accepting both spade and banana terminations on the input side. Handles the IDMAX15's 600W RMS continuous power delivery with headroom.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cp\u003eEvery panel is cut on ShopSabre CNC routers in our Tullahoma, TN facility. The angled seat-side panel requires precise CNC compound cuts to hit both the 3.0 cu ft net Audiophile alignment target and the mating angles between the top and bottom edges. Internal volume is verified on every unit to ensure the Audiophile alignment target is achieved.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWeight and Installation Notes\u003c\/h2\u003e\n    \u003cp\u003eThis cabinet is genuinely heavy. The IDMAX15 driver itself is 44 pounds. The empty cabinet weighs approximately 65 pounds in Langboard MDF at this size. Loaded system weight is approximately 109 pounds. This is a two-person install. Standard parcel shipping via UPS ground is typically capped at 150 pounds per package but oversize surcharges apply. Expect either freight shipping or heavy-parcel handling depending on your delivery location. Confirm your vehicle's trunk load capacity and the physical clearance to get the loaded cabinet through the trunk opening before ordering.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eDark Gray Trunkliner\u003c\/strong\u003e is the standard durable wrap, matched to most factory trunk and cargo-area carpet tones. \u003cstrong\u003ePlush Black\u003c\/strong\u003e (+$10) is a deeper, more luxurious nap that pairs well with blacked-out interiors and show builds.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose \u003cstrong\u003eBlack, Blue, Red, or White\u003c\/strong\u003e for the baffle insert to match your build. Or skip the insert entirely (-$40) for a clean, understated look. The insert is purely cosmetic. Performance is identical across colors.\u003c\/p\u003e\n    \u003ch3\u003eEnclosure Only\u003c\/h3\u003e\n    \u003cp\u003eThis listing is for the enclosure only. Drop in your existing Image Dynamics IDMAX15 V.4 D2 (Dual 2-ohm) or IDMAX15 V.4 D4 (Dual 4-ohm) subwoofer, the cabinet fits both variants identically. Source your driver from Image Dynamics or an authorized ID dealer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Image Dynamics IDMAX15 V.4 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe IDMAX15 V.4 is a dual-voice-coil driver available in two impedance configurations. The pre-wired terminal cup accepts the two-conductor connection via 10-gauge OFC, with stainless steel input hardware accepting both spade and banana terminations.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX15 V.4 D2 (Dual 2-ohm). Read Before Wiring:\u003c\/strong\u003e The IDMAX15 D2 has DC resistance of 1.4 ohms per coil. Wired in parallel, the combined DC-measured load is approximately 0.7 ohms. Meaningfully below the 1-ohm stable rating of nearly all modern class D monoblocks. This is not the 0.83-ohm parallel measurement on the IDMAX12 D2 that some amps tolerate; the IDMAX15 D2 parallel is a hard \"no\" for most amplifiers and will trigger protection modes on many designs marketed as 1-ohm stable. Wire the D2 in series for a 4-ohm load unless your amplifier is explicitly rated for sub-1-ohm operation and specifies minimum impedance below 1 ohm in the actual specification sheet (not the marketing materials). Series wiring at 4 ohms is compatible with essentially all high-quality class D monoblocks.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eIDMAX15 V.4 D4 (Dual 4-ohm):\u003c\/strong\u003e Parallel wiring presents a 2-ohm load. Compatible with all 1-ohm stable class D monoblocks operating at 2 ohms. Series wiring presents 8 ohms. The D4 is the easier match for standard mainstream amplifiers, especially given the D2's problematic parallel measured impedance. Given the very similar Qtc alignments the D2 and D4 produce in this cabinet, the D4 is often the practical choice unless you have a specific amplifier rated for sub-1-ohm operation and want the D2's slightly deeper F3 in parallel.\u003c\/p\u003e\n    \u003cp\u003eThe IDMAX15 is rated for 600 watts RMS continuous with 1200 watts peak. In the Audiophile 3.0 cu ft alignment, reduced air-spring loading allows greater cone excursion at the same input power compared to a compact-cabinet alignment. Plan for 500-800 watts RMS input from a well-regulated class D monoblock. The Rockford Fosgate T1000-1bdCP (1000W at 1 ohm) is the factory-scale amplifier match at 2 ohms with the D4 or 4 ohms with the D2 in series. Set your amplifier's active low-pass filter between 70 and 90 Hz for musical accuracy in a full-range system. Subsonic filter around 20-25 Hz to protect the mechanical suspension at frequencies well below the alignment's Fc.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eEvery Performance Optimized enclosure is CNC-cut, assembled, and finished in our Tullahoma, TN facility. Components are pulled from inventory after your order is placed, then bonded and wrapped, a 3 to 7 business day assembly window before this cabinet ships (longer than the smaller PO Wedge builds due to the additional MDF panels, bracing, and finish surface area). No pre-built inventory sitting in warehouses, warping in storage. Each unit is built to order.\u003c\/p\u003e\n    \u003cp\u003eBacked by a 1-year limited warranty against structural failure and hardware defects on the enclosure. Your Image Dynamics IDMAX15 V.4 subwoofer is covered by Image Dynamics' 1-year manufacturer warranty when purchased through an authorized ID dealer. Questions on fitment, wiring, or amplifier pairing? \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e. We install this gear ourselves, in our own vehicles, and Audio Intensity's owner has judged IASCA National and MECA World SQ competitions since 2019.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eThe IDMAX15 in Its Sealed Audiophile Home\u003c\/h2\u003e\n    \u003cp\u003e3.0 cubic feet net, Image Dynamics' Audiophile-tier sealed alignment for the IDMAX15 V.4, delivered exactly. Essentially Butterworth on the D2, slight lift on the D4, both reaching F3 in the low 40s sealed with the maximum output capability the IDMAX platform delivers. The largest cabinet in the Performance Optimized Wedge line, engineered for the largest driver Image Dynamics makes. Competition-grade construction, built to order in Tennessee.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44529788846169,"sku":"PO 15-S W IDMAX","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWIDMAXFront.png?v=1786928804"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-kicker-compq-15","title":"Performance Optimized Wedge Sealed 15\" Enclosure | Kicker CompQ 15","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) {\n    .po-hero { padding: 40px 20px; }\n    .po-hero .po-title { font-size: 1.8em; }\n    .po-section { padding: 30px 20px; }\n    .po-section h2 { font-size: 1.6em; }\n    .po-grid { grid-template-columns: 1fr; }\n    .po-cta { padding: 40px 20px; }\n    .po-cta h2 { font-size: 1.6em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n\u003cdiv class=\"po-hero\"\u003e\n    \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker CompQ 15\u003c\/p\u003e\n    \u003cp class=\"po-subtitle\"\u003e15\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Kicker CompQ 15\u003c\/p\u003e\n    \u003cdiv class=\"po-badges\"\u003e\n      \u003cspan class=\"po-badge\"\u003e2.35 Cubic Feet\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e2.14 Cubic Feet\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003e26.25\" × 18\" × 10.1\/16.65\"\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n      \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eThe Kicker CompQ 15 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n    \u003cp\u003eThe Kicker CompQ 15 is a proven mainstream performance driver with dual voice coils, 800 watts RMS rating, and a resilient stamped-steel frame. Ships in DVC 2 ohm (CWCS154) or DVC 4 ohm (CWCS152) configurations. Yellow injection-molded surround, ribbed spider, and back-fed lead technology for reliability under sustained output.\u003c\/p\u003e\n    \u003cdiv class=\"po-highlight\"\u003e\n      \u003cp\u003e2.35 Cubic Feet gross internal volume produces 2.14 Cubic Feet after driver displacement. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity for optimum cabin loading.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n    \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back.\u003c\/p\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n        \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge matches that lean, tucking against the seat back with no wasted gap. The wedge fills the trunk shelf area behind the seat cleanly.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n        \u003cp\u003eThe vertical face on the opposite side of the wedge is where the driver mounts. The cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. This is the classic SQ trunk-load install pattern.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n        \u003cp\u003eFiring the woofer into the trunk cavity rather than directly into the cabin uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n        \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front of the wedge (toward the trunk lid) stays usable for daily driving.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eEngineered for the Kicker CompQ 15\u003c\/h2\u003e\n    \u003cp\u003eThis cabinet is engineered specifically for the Kicker CompQ 15 to deliver a musical, controlled sealed alignment at Qtc 0.75 based on published T\/S parameters. F3 lands at approximately 43 Hz with strong cabin gain typical of trunk installations extending that meaningfully lower in-vehicle.\u003c\/p\u003e\n    \u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eSystem Qtc: 0.75 · F3: 43 Hz · Fc: 48 Hz\u003c\/p\u003e\n    \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n    \u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to Direct Fit. Mounting depth required is Direct Fit, with the wedge geometry providing ample interior clearance for the driver's motor and cooling requirements. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n    \u003cdiv class=\"po-grid\"\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n        \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, and a longer service life under daily use.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n        \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and the angled seat-side panel into the side walls. No fasteners visible from outside.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n        \u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face. The double baffle eliminates flex under high mechanical load and gives the driver a rigid, isolated mounting platform.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"po-card\"\u003e\n        \u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n        \u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup with 12 gauge OFC pre-wired to the driver position. 3D-printed in-house on Bambu Lab H2S 3D printers. 8\/32 threaded inserts installed for secure driver retention.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n    \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n    \u003cp\u003eStandard finish is charcoal gray trunk liner. Optional plush black carpet finish adds $10 for a slightly more premium look.\u003c\/p\u003e\n    \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n    \u003cp\u003eChoose from Black, Blue, Red, White, or opt out entirely (-$40).\u003c\/p\u003e\n    \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n    \u003cp\u003eThis listing is box-only. Bring your own driver.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eWiring the Kicker CompQ 15 to Your Amplifier\u003c\/h2\u003e\n    \u003cp\u003eThe Kicker CompQ 15 ships in DVC 2 ohm (CWCS154) or DVC 4 ohm (CWCS152). Choose the impedance that matches your amplifier's stable load rating for the desired power output. The terminal cup provides the final connection to your amp.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n    \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n    \u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. Every enclosure is CNC-cut, hand-assembled, glued and clamped, wrapped in carpet, and quality-checked by the same small team. 1-year limited warranty on the enclosure. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"po-cta\"\u003e\n    \u003ch2\u003eKicker CompQ 15: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n    \u003cp\u003e2.14 Cubic Feet net, engineered for the Kicker CompQ 15 in a wedge geometry that fires the driver rearward into the trunk cavity. Precise driver-specific engineering.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532528152665,"sku":"PO 15-S W CompQ","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWCompQFront.jpg?v=1787530262"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-kicker-compq-12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Kicker CompQ 12","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker CompQ 12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Kicker CompQ 12\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.52 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e1.37 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e25\" × 15\" × 9\/14.4\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker CompQ 12 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe CompQ 12 is Kicker's best round 12-inch driver. It shares the motor architecture and cone technology of the Solo-Baric L7 in a round basket, and when you give it a musical sealed box it plays with the articulation and tonal accuracy of top SQ competition drivers in this class, with more headroom than most.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.52 cu ft gross internal volume produces 1.37 cu ft net after driver displacement. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity for optimum cabin loading.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. The woofer mounts on the vertical face at the back of the box (closest to the trunk lid) and fires rearward into the trunk cavity. The angled face is on the opposite side and tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge matches that lean, tucking against the seat back with no wasted gap.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eThe vertical face on the opposite side of the wedge is where the CompQ 12 mounts. The cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. Cargo space in front of the wedge (toward the trunk lid) stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker CompQ 12\u003c\/h2\u003e\n\u003cp\u003eBuilt to 1.37 cubic feet net, which puts the CompQ 12 at a Qtc of 0.79 based on bench-measured T\/S parameters. Punchier than pure Butterworth, sitting just above the musical sweet spot with extra midbass emphasis. On this driver, in a wedge that loads the trunk this cleanly, 0.79 is the alignment that hits kick drums with authority and stays composed on complex low-end passages.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eTarget System Qtc: 0.79 · F3: ~46 Hz · Fc: ~52 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to 11.0625\" (Kicker spec). Mounting depth required is 7.125\", with the wedge geometry providing ample interior clearance for the driver's motor. 8\/32 threaded inserts pressed into the baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec: denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, longer service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and angled seat-side panel into the side walls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face. Eliminates flex under high mechanical load and gives the driver a rigid, isolated mounting platform.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup with 12 gauge OFC pre-wired to the driver position. 3D-printed in-house on Bambu Lab H2S 3D printers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eStandard finish is charcoal gray trunk liner. Optional plush black carpet finish adds $10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eChoose from Black, Blue, Red, White, or opt out entirely (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eThis listing is box-only. Bring your own CompQ 12.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker CompQ 12 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eIf you're bringing your own amp, target 700-900 watts RMS at the woofer's impedance for a clean, headroom-rich musical system. The CompQ 12 is rated to 1000 watts RMS continuous and will handle it all day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. Every enclosure is CNC-cut, hand-assembled, glued and clamped, wrapped in carpet, and quality-checked by the same small team. 1-year limited warranty. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker CompQ 12: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e1.37 cubic feet net, engineered for the CompQ 12 in a wedge geometry that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532530217049,"sku":"PO 12-S W CompQ","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWCompQFront.jpg?v=1787532388"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-kicker-compq-10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Kicker CompQ 10","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker CompQ 10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Kicker CompQ 10\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.76 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.66 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e16.5\" × 13\" × 8.9\/13.2\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker CompQ 10 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe CompQ 10 is Kicker's flagship 10-inch round-cone driver, sharing motor architecture and cone tech with the Solo-Baric L7 line. Motor authority of a much larger driver in a compact package. When given enough airspace, plays with the articulation and tonal accuracy expected of top-tier SQ 10-inch drivers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.76 cu ft gross internal volume produces 0.66 cu ft net after driver displacement. Matches Kicker's own recommended minimum sealed enclosure spec.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. The woofer mounts on the vertical face at the back of the box (closest to the trunk lid) and fires rearward into the trunk cavity. The angled face is on the opposite side and tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. The angled face of this wedge matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eThe vertical face is where the CompQ 10 mounts. The cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the cabin through the rear deck, seat back, and cabin boundaries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. Cargo space in front of the wedge stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker CompQ 10\u003c\/h2\u003e\n\u003cp\u003eBuilt to 0.66 cubic feet net, matching Kicker's own recommended minimum sealed enclosure. Puts the driver at a Qtc of 0.65 based on bench-measured T\/S, an extended musical alignment that lets the CompQ 10 breathe and pull deeper low-end reach than a tighter tune would allow. The alignment Kicker's engineers designed the driver around.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eTarget System Qtc: 0.65 · F3: ~56 Hz · Fc: ~51 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to 9.1875\" (Kicker spec). Mounting depth required is 6.375\". 8\/32 threaded inserts pressed into the baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection. Dado joints lock the vertical woofer baffle and angled seat-side panel into the side walls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup with 12 gauge OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eStandard finish is charcoal gray trunk liner. Optional plush black carpet finish adds $10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eChoose from Black, Blue, Red, White, or opt out entirely (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eThis listing is box-only. Bring your own CompQ 10.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker CompQ 10 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eIf you're bringing your own amp, target 600-800 watts RMS at the woofer's impedance for a clean, headroom-rich musical system. The CompQ 10 is rated to 800 watts RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker CompQ 10: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e0.66 cubic feet net, engineered for the CompQ 10 in a wedge geometry that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532536901721,"sku":"PO 10-S W CompQ","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWCompQFront.jpg?v=1787532086"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-kicker-comp-vx-10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Kicker Comp VX 10","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker Comp VX 10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Kicker Comp VX 10\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.9 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.80 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e19\" × 13\" × 8.9\/13.2\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker Comp VX 10 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Comp VX 10 is Kicker's high-value performance driver at the 10-inch size, ships in DVC 2 ohm or DVC 4 ohm configurations. Ribbed polyurethane surround, stamped steel basket, and back-fed leads keep it reliable under sustained output. Rated 500W RMS, plays clean well below that rating in a properly-sized sealed cabinet.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.9 cu ft gross internal volume produces 0.80 cu ft net after driver displacement. Matches Kicker's own recommended maximum sealed enclosure spec.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. The woofer mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity. The angled face is on the opposite side and tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seat backs lean ~20 degrees from vertical. The angled face matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eVertical face is where the Comp VX 10 mounts. Cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eFiring into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the cabin through the rear deck and seat back.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. Cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker Comp VX 10\u003c\/h2\u003e\n\u003cp\u003eBuilt to 0.80 cubic feet net, matching Kicker's own recommended maximum sealed spec. Puts the Comp VX 10 at Qtc 0.63 based on bench T\/S, an extended musical alignment that gives the driver room to breathe and pull deeper low-end reach than the tight Butterworth math would suggest. Standard Butterworth would be cramped in a real trunk install for this driver.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eTarget System Qtc: 0.63 · F3: ~65 Hz · Fc: ~57 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to 9.125\" (Kicker spec). Mounting depth required is 5.5\". 8\/32 threaded inserts pressed into the baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection. Dado joints lock the vertical woofer baffle and angled seat-side panel into the side walls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup with 12 gauge OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own Comp VX 10.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker Comp VX 10 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips DVC 2Ω or DVC 4Ω. Target 400-500W RMS at the woofer's impedance for a clean musical system. Comp VX 10 is rated 500W RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker Comp VX 10: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e0.80 cubic feet net, Kicker's maximum sealed spec, in a wedge geometry that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532548239449,"sku":"PO 10-S W CompVX","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWCompVXFront_d3803413-ac26-43af-9f7f-31f9d85cc12d.jpg?v=1787532728"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-kicker-comp-vx-12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Kicker Comp VX 12","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker Comp VX 12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Kicker Comp VX 12\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.1 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e1.00 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e19.75\" × 15\" × 9\/14.4\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker Comp VX 12 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Comp VX 12 is Kicker's high-value performance 12-inch, ships DVC 2Ω or DVC 4Ω. Ribbed polyurethane surround, stamped steel basket, back-fed leads. Rated 600W RMS, plays clean well below that in a properly-sized sealed cabinet.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.1 cu ft gross internal volume produces 1.00 cu ft net after driver displacement. Matches Kicker's own recommended maximum sealed spec.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. Woofer mounts on the vertical trunk-lid-side face, fires rearward into the trunk cavity. Angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seats lean ~20 degrees from vertical. Angled face matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eVertical face is where the Comp VX 12 mounts. Cone fires rearward toward the trunk lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eFiring into the trunk cavity uses the trunk itself as an acoustic extension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against the seat back. Cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker Comp VX 12\u003c\/h2\u003e\n\u003cp\u003eBuilt to 1.00 cubic feet net, matching Kicker's own recommended maximum sealed spec. Puts the Comp VX 12 at Qtc 0.65 based on bench T\/S, an extended musical alignment that gives the driver room to breathe.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eTarget System Qtc: 0.65 · F3: ~55 Hz · Fc: ~50 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut to 11.0\" (Kicker spec). Mounting depth required 6.0\". 8\/32 threaded inserts pressed into the baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own Comp VX 12.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker Comp VX 12 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips DVC 2Ω or DVC 4Ω. Target 500-600W RMS at the woofer's impedance. Comp VX 12 is rated 600W RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker Comp VX 12: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e1.00 cubic feet net, Kicker's maximum sealed spec, in a wedge geometry that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532552466521,"sku":"PO 12-S W CompVX","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWCompVXFront.jpg?v=1787533145"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-kicker-comp-vx-15","title":"Performance Optimized Wedge Sealed 15\" Enclosure | Kicker Comp VX 15","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker Comp VX 15\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e15\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e2.0 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e1.80 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e23\" × 18\" × 10.1\/16.65\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker Comp VX 15 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Comp VX 15 is Kicker's high-value 15-inch performance driver. DVC 2Ω or DVC 4Ω configurations, ribbed polyurethane surround, stamped steel basket. Rated 750W RMS, plays clean well below that in a properly-sized sealed cabinet.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e2.0 cu ft gross internal volume produces 1.80 cu ft net after driver displacement. Butterworth alignment at Qtc 0.65 for musical, controlled output.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. The Comp VX 15 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity. Angled face on the opposite side tucks against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seats lean ~20 degrees from vertical. Angled face matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eVertical face is where the Comp VX 15 mounts. Cone fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eUsing the trunk itself as acoustic extension. Low frequencies transmit through rear deck and seat back for smooth, less-localized presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against the seat back. Cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker Comp VX 15\u003c\/h2\u003e\n\u003cp\u003eBuilt to 1.80 cubic feet net. Puts the Comp VX 15 at Qtc 0.65 based on bench T\/S, an extended Butterworth alignment optimized for musical performance in trunk installations.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eTarget System Qtc: 0.65 · F3: ~52 Hz · Fc: ~46 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut to 14.0\" (Kicker spec). Mounting depth required 7.5\". 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels, denser and more stable than commodity MDF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection for maximum glue surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own Comp VX 15.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker Comp VX 15 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips DVC 2Ω or DVC 4Ω. Target 600-750W RMS at the woofer's impedance. Comp VX 15 rated 750W RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker Comp VX 15: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e1.80 cubic feet net at Butterworth Qtc 0.65 in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532559741017,"sku":"PO 15-S W CompVX","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWCompVXFront.jpg?v=1787530511"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-prodigy-nb5-15","title":"Performance Optimized Wedge Sealed 15\" Enclosure | Prodigy NB5-15","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Prodigy NB5-15\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e15\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the Prodigy NB5-15\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.95 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e1.76 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e21.5\" × 18\" × 11\/16.55\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Prodigy NB5-15 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Prodigy NB5-15 is Prodigy Audio's flagship 15-inch SQL driver. 1500W RMS, 27mm one-way Xmax at 70% BL, 40mm forward and 50mm downward X-mech clearance, 2.75\" flat-aluminum voice coil, 280 oz ferrite motor with upper\/lower aluminum Faraday rings. NB5-15D2 or NB5-15D4 impedance options.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.95 cu ft gross internal volume produces 1.76 cu ft net after driver displacement. Split-family compromise alignment: D2 coil lands Qtc 0.66, D4 coil lands Qtc 0.75 in the same cabinet.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis wedge is not a front-firing enclosure. The NB5-15 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eMost factory rear seats lean ~20 degrees from vertical. Angled face matches that lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eVertical face is where the NB5-15 mounts. Cone fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eUsing the trunk itself as acoustic extension for smoother, less-localized presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against the seat back. Cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Prodigy NB5-15\u003c\/h2\u003e\n\u003cp\u003eBuilt to 1.76 cubic feet net. The D2 and D4 coil variants have divergent T\/S parameters, so this cabinet takes a split-family compromise approach: D2 coil lands Qtc 0.66 (near-Butterworth musical), D4 coil lands Qtc 0.75 (slightly punchy). Both are usable, well-controlled alignments.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.66 · D4 Qtc: 0.75 · Fc: ~46 Hz · F3: 47-53 Hz depending on coil\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut direct-fit for the NB5-15's cutout spec. Mounting depth accommodated with wedge interior clearance. 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own NB5-15.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Prodigy NB5-15 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips NB5-15D2 or NB5-15D4. Target 1000-1500W RMS at the woofer's impedance. NB5-15 rated 1500W RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eProdigy NB5-15: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e1.76 cubic feet net, engineered for both D2 and D4 coil variants in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532937261145,"sku":"PO 15-S W NB5","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWNB5Front.jpg?v=1787531034"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-prodigy-nb5-12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Prodigy NB5-12","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Prodigy NB5-12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.86 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.79 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e16.5\" × 14\" × 10.5\/15.5\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Prodigy NB5-12 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eProdigy Audio's flagship 12-inch SQL platform. 1200W RMS, 27mm one-way Xmax at 70% BL, 280oz ferrite motor with upper\/lower aluminum Faraday shorting rings, vented pole, 2.75\" flat-aluminum voice coil. Heavy cast aluminum frame doubles as heat exchanger. NB5-12D2 or NB5-12D4.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.86 cu ft gross produces 0.79 cu ft net after driver displacement. D4-optimized alignment: D4 coil lands Qtc 0.68 (near-Butterworth), D2 coil lands Qtc 0.55 (extended musical).\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe NB5-12 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eCone fires rearward toward the trunk lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk itself acts as acoustic extension for smoother presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Prodigy NB5-12\u003c\/h2\u003e\n\u003cp\u003e0.79 cubic feet net produces D4-optimized alignment (Qtc 0.68 near-Butterworth) with the D2 coil landing at Qtc 0.55 (extended musical). Both are usable alignments; D4 is the primary target.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.55 · D4 Qtc: 0.68 · Fc: ~52 Hz · F3: 52-63 Hz depending on coil\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut direct-fit for NB5-12. 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at driver face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own NB5-12.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Prodigy NB5-12 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips NB5-12D2 or NB5-12D4. Target 800-1200W RMS at the woofer's impedance. NB5-12 rated 1200W RMS continuous.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eProdigy NB5-12: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e0.79 cubic feet net. D4-optimized Butterworth in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44532982218841,"sku":"PO 12-S W NB5","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWNB5Front.jpg?v=1787531369"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-prodigy-nb5-10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Prodigy NB5-10","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Prodigy NB5-10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.58 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.51 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e14.75\" × 12.5\" × 9.75\/14.25\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Prodigy NB5-10 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eProdigy Audio's flagship 10-inch SQL platform. Very stiff suspension designed for compact sealed cabinets. NB5-10D2 or NB5-10D4 impedance options.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.58 cu ft gross produces 0.51 cu ft net. Extended musical alignment: Scott went larger than Butterworth math suggested to give the small driver breathing room in a real trunk install.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe NB5-10 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eCone fires rearward toward the trunk lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension for smoother presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Prodigy NB5-10\u003c\/h2\u003e\n\u003cp\u003e0.51 cubic feet net gives extended musical alignment: D2 lands Qtc 0.58, D4 lands Qtc 0.64 based on published T\/S. Both coils sit comfortably in the same cabinet with musical, controlled output.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.58 · D4 Qtc: 0.64 · Fc: ~55 Hz · F3: 60-65 Hz depending on coil\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut direct-fit for NB5-10. 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at driver face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own NB5-10.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Prodigy NB5-10 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips NB5-10D2 or NB5-10D4. Target 600-800W RMS at the woofer's impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eProdigy NB5-10: Precision-Tuned in a Trunk-Load Wedge\u003c\/h2\u003e\n\u003cp\u003e0.51 cubic feet net. Extended musical alignment for a stiff-suspension driver in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44533040644185,"sku":"PO 10-S W NB5","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWNB5Front.jpg?v=1787531679"},{"product_id":"performance-optimized-wedge-sealed-dual-10-enclosure-prodigy-nb5-10","title":"Performance Optimized Wedge Sealed Dual 10\" Enclosure | Prodigy NB5-10","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Prodigy NB5-10 Dual\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eDual 10\" Sealed Wedge | Two Separate Chambers | Rear-Firing Trunk-Load\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.30 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.46 ft³ Net\/Ch\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDual Chamber\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e26.75\" × 13\" × 9\/13.75\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Prodigy NB5-10 in a Dual-Driver Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eTwo NB5-10s in a single trunk-loading wedge with fully independent sealed chambers. 1200W RMS per driver capable, +6dB over single-driver output. Standing Proline X design rule: dual sealed enclosures always get full-height chamber dividers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.30 cu ft total gross, split into 0.65 cu ft per-chamber gross, 0.46 cu ft per-chamber net after driver displacement. Same per-driver alignment as the single-driver PO Wedge for NB5-10.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTwo Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eFull-height, full-depth 3\/4\" MDF divider between the two chambers. Each driver sees its own dedicated air volume and its own terminal cup. Eliminates cross-chamber acoustic coupling and cabin-pressure interference between drivers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003eAll Proline X dual-driver sealed enclosures use this separate-chamber architecture. Each driver produces its own clean sealed alignment, independent of the other.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eBoth NB5-10s mount on the vertical trunk-lid-side face and fire rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofers\u003c\/h4\u003e\n\u003cp\u003eBoth drivers mount on the vertical face, firing rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension for smoother, less-localized presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Prodigy NB5-10\u003c\/h2\u003e\n\u003cp\u003ePer-chamber 0.46 cubic feet net gives D2 Qtc 0.59, D4 Qtc 0.65. Extended musical alignment matching the single-driver PO Wedge for NB5-10. Run matched impedance drivers only.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Chamber)\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.59 · D4 Qtc: 0.65 · Fc: ~55 Hz · F3: 60-65 Hz depending on coil\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels + 3\/4\" chamber divider.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at both driver mounting positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTwo Pre-Wired Terminal Cups\u003c\/h4\u003e\n\u003cp\u003eOne Proline X ABS\/carbon-fiber composite terminal cup per chamber, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own pair of matched NB5-10 drivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the NB5-10 Pair to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eTwo independent terminal cups let you wire in series or parallel externally at the amp. Run matched impedance drivers only (both D2 or both D4).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eProdigy NB5-10 Dual, Two Chambers, Two Cups, One Wedge\u003c\/h2\u003e\n\u003cp\u003e0.46 cubic feet net per chamber, same alignment as the single-driver PO Wedge, doubled up for +6dB of headroom.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44533086912601,"sku":"PO 10D-S W NB5","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10D-SWNB5Front.jpg?v=1787513109"},{"product_id":"performance-optimized-wedge-sealed-dual-12-enclosure-prodigy-nb5-12","title":"Performance Optimized Wedge Sealed Dual 12\" Enclosure | Prodigy NB5-12","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Prodigy NB5-12 Dual\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eDual 12\" Sealed Wedge | Two Separate Chambers | Rear-Firing Trunk-Load\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.76 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.67 ft³ Net\/Ch\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDual Chamber\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e29.25\" × 14.5\" × 9.5\/14.75\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Prodigy NB5-12 in a Dual-Driver Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eTwo NB5-12s in a single trunk-loading wedge with fully independent sealed chambers. 1200W RMS per driver, +6dB of headroom over single-driver setup. Standing Proline X design rule: dual sealed enclosures always get full-height chamber dividers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.76 cu ft total gross, split into 0.88 cu ft per-chamber gross, 0.67 cu ft per-chamber net after driver displacement. Same per-chamber alignment as the single-driver PO Wedge for NB5-12.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTwo Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eFull-height, full-depth 3\/4\" MDF divider between the two chambers. Each driver sees its own dedicated air volume and its own terminal cup. Eliminates cross-chamber acoustic coupling between drivers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003eAll Proline X dual-driver sealed enclosures use this separate-chamber architecture. Each driver produces its own clean sealed alignment, independent of the other.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eBoth NB5-12s mount on the vertical trunk-lid-side face and fire rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofers\u003c\/h4\u003e\n\u003cp\u003eBoth drivers on vertical face, firing rearward into trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension for smoother presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Prodigy NB5-12\u003c\/h2\u003e\n\u003cp\u003ePer-chamber 0.67 cubic feet net gives D4 Qtc 0.71 (essentially Butterworth), D2 Qtc 0.57 (extended musical). Same per-chamber alignment as the single-driver PO Wedge for NB5-12.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Chamber)\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.57 · D4 Qtc: 0.71 · Fc: ~47 Hz · F3: 48-58 Hz depending on coil\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels + 3\/4\" chamber divider.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at both driver mounting positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTwo Pre-Wired Terminal Cups\u003c\/h4\u003e\n\u003cp\u003eOne Proline X ABS\/carbon-fiber composite terminal cup per chamber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own pair of matched NB5-12 drivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the NB5-12 Pair to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eTwo independent terminal cups let you wire in series or parallel externally at the amp. Run matched impedance drivers only.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eProdigy NB5-12 Dual, Two Chambers, Two Cups, One Wedge\u003c\/h2\u003e\n\u003cp\u003e0.67 cubic feet net per chamber, essentially Butterworth on D4, extended musical on D2. Doubled up for +6dB of headroom.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44533145698393,"sku":"PO 12D-S W NB5","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12D-SWNB5Front.jpg?v=1787513348"},{"product_id":"performance-optimized-wedge-sealed-10-enclosure-alpine-r2-w10","title":"Performance Optimized Wedge Sealed 10\" Enclosure | Alpine R2-W10","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Alpine R2-W10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e10\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.58 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.50 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e15\" × 13\" × 7.7\/12.4\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Alpine R2-W10 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eAlpine's flagship R2-Series 10-inch subwoofer. Pulp\/Kevlar cone with PP\/ceramic dust cap, high-amplitude multi-roll Santoprene surround (US Pat 8,208,677), progressive spider with reinforced-layer tinsel leads (US Pat 6,810,988), cast aluminum frame with perimeter venting (US Pat 7,684,585). 65.5mm 4-layer voice coil on aluminum former, 123oz double-stacked strontium ferrite motor. 750W RMS, 20mm Xmax. R2-W10D2 or R2-W10D4.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.58 cu ft gross produces 0.50 cu ft net after driver displacement. Clean alignment case: both coils land essentially at Butterworth in the same cabinet.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe R2-W10 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eCone fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension for smoother presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Alpine R2-W10\u003c\/h2\u003e\n\u003cp\u003e0.50 cubic feet net produces Qtc 0.71 with the D2 coil and Qtc 0.73 with the D4 coil based on Alpine's published T\/S parameters. Both are essentially textbook Butterworth alignments. F3 lands at 47 Hz across both coils. Matches Alpine's own recommended sealed volume.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.71 · D4 Qtc: 0.73 · Fc: ~47-48 Hz · F3: ~47 Hz both coils\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut to 9.17\" (Alpine spec). Mounting depth required 6.9\". 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at driver face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own R2-W10.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Alpine R2-W10 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips R2-W10D2 or R2-W10D4. Alpine's 8AWG push terminals with VC configuration jumpers let you wire the dual voice coils in series or parallel right at the driver. Target 500-750W RMS at the woofer's final impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eAlpine R2-W10: Butterworth Both Coils, One Cabinet\u003c\/h2\u003e\n\u003cp\u003e0.50 cubic feet net at Qtc 0.71-0.73. Essentially Butterworth on both coils in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44536221040729,"sku":"PO 10-S W R2","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10-SWR2Front.jpg?v=1787533860"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-alpine-r2-w12","title":"Performance Optimized Wedge Sealed 12\" Enclosure | Alpine R2-W12","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Alpine R2-W12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.85 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.75 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e18\" × 15\" × 6.85\/13.125\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Alpine R2-W12 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eAlpine's flagship R2-Series 12-inch subwoofer. Pulp\/Kevlar cone, Santoprene surround, progressive spider, cast aluminum frame with perimeter venting. 65.5mm 4-layer aluminum voice coil, 144oz double-stacked strontium ferrite motor. 750W RMS, 20mm Xmax. R2-W12D2 or R2-W12D4.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.85 cu ft gross produces 0.75 cu ft net after driver displacement. Matches Alpine's own recommended sealed volume. D2 lands Qtc 0.68 (near-Butterworth), D4 lands Qtc 0.81 (punchy).\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe R2-W12 mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eCone fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Alpine R2-W12\u003c\/h2\u003e\n\u003cp\u003e0.75 cubic feet net produces Qtc 0.68 with the D2 coil (near-Butterworth musical) and Qtc 0.81 with the D4 coil (punchy) based on Alpine's published T\/S. Sits at the middle of Alpine's own recommended sealed range.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.68 · D4 Qtc: 0.81 · Fc: ~48 Hz · F3: 43-50 Hz depending on coil\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC-cut to 10.79\" (Alpine spec). Mounting depth required 7.45\". 8\/32 threaded inserts pressed into baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at driver face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own R2-W12.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Alpine R2-W12 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eShips R2-W12D2 or R2-W12D4. Alpine's 8AWG push terminals with VC configuration jumpers let you wire the dual voice coils in series or parallel right at the driver. Target 500-750W RMS at the woofer's final impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eAlpine R2-W12: Alpine's Own Sealed Spec\u003c\/h2\u003e\n\u003cp\u003e0.75 cubic feet net, matches Alpine's published sealed volume, in a wedge that fires the driver rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44536223105113,"sku":"PO 12-S W R2","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWR2Front.jpg?v=1787533500"},{"product_id":"performance-optimized-wedge-sealed-dual-10-enclosure-alpine-r2-w10","title":"Performance Optimized Wedge Sealed Dual 10\" Enclosure | Alpine R2-W10","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Alpine R2-W10 Dual\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eDual 10\" Sealed Wedge | Two Separate Chambers | Rear-Firing Trunk-Load\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.16 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.50 ft³ Net\/Ch\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDual Chamber\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e28.5\" × 13\" × 7.65\/12.4\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Alpine R2-W10 in a Dual-Driver Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eTwo R2-W10s in a single trunk-loading wedge with fully independent sealed chambers. 750W RMS per driver, +6dB headroom over single. Standing Proline X design rule: dual sealed enclosures always get full-height chamber dividers.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.16 cu ft total gross, split into 0.58 cu ft per-chamber gross, 0.50 cu ft per-chamber net. Same clean Butterworth alignment as the single-driver PO Wedge for R2-W10.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTwo Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eFull-height, full-depth 3\/4\" MDF divider between the two chambers. Each driver sees its own dedicated air volume and its own terminal cup.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003eAll Proline X dual-driver sealed enclosures use this architecture. Each driver produces its own clean sealed alignment.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eBoth R2-W10s mount on the vertical trunk-lid-side face and fire rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofers\u003c\/h4\u003e\n\u003cp\u003eBoth drivers on vertical face, firing rearward.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back; cargo space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Alpine R2-W10\u003c\/h2\u003e\n\u003cp\u003ePer-chamber 0.50 cubic feet net gives Butterworth alignment on both coils: D2 lands Qtc 0.71, D4 lands Qtc 0.73. Same as the single-driver PO Wedge. Run matched impedance drivers only.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Chamber)\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.71 · D4 Qtc: 0.73 · Fc: ~47-48 Hz · F3: ~47 Hz both coils\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels + 3\/4\" chamber divider.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at both driver positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTwo Pre-Wired Terminal Cups\u003c\/h4\u003e\n\u003cp\u003eOne per chamber, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own pair of matched R2-W10 drivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the R2-W10 Pair to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eTwo independent terminal cups let you wire in series or parallel externally at the amp. Alpine's 8AWG push terminals with VC jumpers let you handle coil wiring at each driver first, then combine externally. Run matched impedance drivers only.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eAlpine R2-W10 Dual, Butterworth on Both, Doubled Up\u003c\/h2\u003e\n\u003cp\u003e0.50 cubic feet net per chamber, Butterworth on both coils, doubled up for +6dB of headroom.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44536357159001,"sku":"PO 10D-S W R2","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO10D-SWR2Front.jpg?v=1787514165"},{"product_id":"performance-optimized-wedge-sealed-dual-12-enclosure-alpine-r2-w12","title":"Performance Optimized Wedge Sealed Dual 12\" Enclosure | Alpine R2-W12","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Alpine R2-W12 Dual\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eDual 12\" Sealed Wedge | Two Separate Chambers | Rear-Firing Trunk-Load\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.70 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.75 ft³ Net\/Ch\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eDual Chamber\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e29.5\" × 15\" × 8.57\/14\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Alpine R2-W12 in a Dual-Driver Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eTwo R2-W12s in a single trunk-loading wedge with fully independent sealed chambers. 750W RMS per driver, +6dB headroom over single.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.70 cu ft total gross, split into 0.85 cu ft per-chamber gross, 0.75 cu ft per-chamber net. Same per-chamber alignment as the single-driver PO Wedge for R2-W12.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTwo Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eFull-height, full-depth 3\/4\" MDF divider. Each driver sees its own dedicated air volume and terminal cup.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003eAll Proline X dual-driver sealed enclosures use this architecture. Each driver produces its own clean sealed alignment.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eBoth R2-W12s mount on the vertical trunk-lid-side face and fire rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches ~20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofers\u003c\/h4\u003e\n\u003cp\u003eBoth drivers on vertical face, firing rearward.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eTrunk acts as acoustic extension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eWedge tucks against seat back.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Alpine R2-W12\u003c\/h2\u003e\n\u003cp\u003ePer-chamber 0.75 cubic feet net gives D2 Qtc 0.68 (near-Butterworth), D4 Qtc 0.81 (punchy). Matches Alpine's own recommended sealed volume per driver.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Chamber)\u003c\/h3\u003e\n\u003cp\u003eD2 Qtc: 0.68 · D4 Qtc: 0.81 · Fc: ~48 Hz · F3: 43-50 Hz\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels + 3\/4\" chamber divider.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets at both driver positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTwo Pre-Wired Terminal Cups\u003c\/h4\u003e\n\u003cp\u003eOne per chamber, 12g OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n\u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n\u003cp\u003eCharcoal gray trunk liner standard; plush black +$10.\u003c\/p\u003e\n\u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n\u003cp\u003eBlack, Blue, Red, White, or none (-$40).\u003c\/p\u003e\n\u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n\u003cp\u003eBox-only: bring your own pair of matched R2-W12 drivers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the R2-W12 Pair to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eTwo independent terminal cups let you wire in series or parallel externally at the amp. Run matched impedance drivers only.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eAlpine R2-W12 Dual, Alpine's Own Sealed Spec, Doubled\u003c\/h2\u003e\n\u003cp\u003e0.75 cubic feet net per chamber, Alpine's published sealed volume, doubled up for +6dB of headroom.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44536358273113,"sku":"PO 12D-S W R2","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12D-SWR2Front.jpg?v=1787513874"},{"product_id":"performance-optimized-wedge-sealed-12-enclosure-nvx-vcw12v3","title":"Performance Optimized Wedge Sealed 12\" Enclosure | NVX VCW12v3","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\n\u003cdiv class=\"po-wrap\"\u003e\n\n\u003cdiv class=\"po-hero\"\u003e\n  \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | NVX VCW12v3\u003c\/p\u003e\n  \u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the NVX VCW122v3 and VCW124v3\u003c\/p\u003e\n  \u003cdiv class=\"po-badges\"\u003e\n    \u003cspan class=\"po-badge\"\u003e1.00 ft³ Gross\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003e0.85 ft³ Net\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003e18.75\" × 15\" × 9\/14.5\"\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eThe NVX VCW12v3 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n  \u003cp\u003eThe VC-Series v3 is NVX's high-excursion 12: a carbon-fiber-enhanced non-pressed paper cone on a high-roll foam surround, dual progressive-roll spiders with integrated flat-braided leads, and a 3\" four-layer high-temperature aluminum voice coil rated 1200 watts RMS. Motor is a 202 oz triple-stacked Y35 ferrite over a one-piece T-yoke with integrated gap venting and a high-velocity pole vent, hung in a die-cast aluminum vented basket. Xmax is 23 mm one-way across 82.15 square inches of cone area, and the driver is CTA-2031 compliant.\u003c\/p\u003e\n  \u003cdiv class=\"po-highlight\"\u003e\n    \u003cp\u003e1.00 cu ft gross internal volume produces 0.85 cu ft net after the driver's 0.15 cu ft displacement. That is exactly the sealed volume NVX specifies for this driver. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity for optimum cabin loading.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n  \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side of the box, the side that faces the front of the vehicle, and tucks against the rear seat back.\u003c\/p\u003e\n  \u003cdiv class=\"po-grid\"\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n      \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. This cabinet runs 9\" deep at the top and 14.5\" at the bottom over 15\" of height, a 20.1 degree rake that matches that lean and tucks against the seat back with no wasted gap.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n      \u003cp\u003eThe vertical face on the opposite side is where the VCW12v3 mounts. The cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load install pattern.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n      \u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n      \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front stays usable for daily driving.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eEngineered for the NVX VCW12v3\u003c\/h2\u003e\n  \u003cp\u003eNVX publishes 0.85 cubic feet as the recommended sealed volume for this driver, and this cabinet lands there net, not gross. Run against the published Thiele-Small set, 0.85 net puts system Q at 0.67 with a system resonance of 41.8 Hz: near-Butterworth, flat through the passband, no bump at Fc. Going larger walks Q down toward 0.6 and trades midbass authority for a slightly deeper roll-off that a 23 mm Xmax driver does not need help with. Going smaller pushes Fc up and starts stiffening the transient response. 0.85 net is the right answer for this motor, which is why it is the number NVX prints.\u003c\/p\u003e\n  \u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n  \u003cp\u003eTarget System Qtc: 0.67 · Fc: 41.8 Hz · F3: 44.4 Hz anechoic. In a sealed trunk-load install, cabin gain typically adds usable output an octave below the anechoic F3.\u003c\/p\u003e\n  \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n  \u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to 11.25\". NVX lists 11.18\" on the v3 spec sheet and 11.26\" on the product listing; 11.25\" clears both and still leaves flange coverage against the driver's 11.63\" mounting diameter. Mounting depth required is 7.02\", with clearance behind the motor at the cutout centerline for the driver's vented backplate and cooling airflow. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n  \u003cdiv class=\"po-grid\"\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n      \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec, denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, longer service life under daily use.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n      \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and angled seat-side panel into the side walls.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n      \u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face. A 1200 watt RMS driver at 23 mm of one-way excursion puts real mechanical load into the baffle. 1.5\" eliminates flex and gives the motor a rigid, isolated mounting platform.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eSide-Mounted Pre-Wired Terminal Cup\u003c\/h4\u003e\n      \u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup, side mounted per PO Series standard, with 12 gauge OFC pre-wired to the driver position. 3D-printed in-house on Bambu Lab H2S printers. 8\/32 threaded inserts installed for secure driver retention.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n  \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n  \u003cp\u003eStandard finish is charcoal gray trunk liner. Optional plush black carpet finish adds $10 for a slightly more premium look. Both finishes are OEM-quality automotive carpet.\u003c\/p\u003e\n  \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n  \u003cp\u003eChoose from Black, Blue, Red, White, or opt out entirely (-$40). The acrylic insert is a decorative panel on the front of the terminal cup.\u003c\/p\u003e\n  \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n  \u003cp\u003eThis listing is box-only, bring your own VCW122v3 or VCW124v3. Contact us for loaded-system pricing.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eWiring the NVX VCW12v3 to Your Amplifier\u003c\/h2\u003e\n  \u003cp\u003eBoth coil versions drop into this baffle. The VCW124v3 (dual 4 ohm) is the easier single-sub match: wire the coils in parallel for a 2 ohm load, which is where most modern monoblocks make rated power. The VCW122v3 (dual 2 ohm) parallels to a 1 ohm load, and plenty of amps are not stable there, so run that version in series for 4 ohms unless your amplifier is specifically rated 1 ohm stable.\u003c\/p\u003e\n  \u003cp\u003eTarget 850 to 1200 watts RMS at your final wired impedance. The driver is rated 1200 watts RMS continuous with a 2400 watt peak, so a clean 1000 watt monoblock with the gain set by oscilloscope or DD-1 will run this cabinet all day without approaching mechanical limits in 0.85 cubic feet.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n  \u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. Every enclosure is CNC-cut, hand-assembled, glued and clamped, wrapped in carpet, and quality-checked by the same small team. We install this gear ourselves, so the fit and the alignment are the ones we would run in our own vehicles. 1-year limited warranty on the enclosure. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"po-cta\"\u003e\n  \u003ch2\u003eNVX VCW12v3: Near-Butterworth in a Trunk-Load Wedge\u003c\/h2\u003e\n  \u003cp\u003e0.85 cubic feet net, the exact sealed volume NVX specifies, in a 20.1 degree wedge that fires the driver rearward into the trunk cavity. Flat through the passband, no bump at Fc, and it tucks against the seat back where you weren't storing anything anyway.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44568319721561,"sku":"PO 12-S W VCW","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO12-SWVCWFront.jpg?v=1787549979"},{"product_id":"performance-optimized-wedge-sealed-15-enclosure-nvx-vcw15v3","title":"Performance Optimized Wedge Sealed 15\" Enclosure | NVX VCW15v3","description":"\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n  \u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | NVX VCW15v3\u003c\/p\u003e\n  \u003cp class=\"po-subtitle\"\u003e15\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design for the VCW152v3 and VCW154v3\u003c\/p\u003e\n  \u003cdiv class=\"po-badges\"\u003e\n    \u003cspan class=\"po-badge\"\u003e2.15 ft³ Gross\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003e2.0 ft³ Net\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003e22.75\" × 18\" × 8.75\/15.3\"\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\n    \u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eThe NVX VCW15v3 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n  \u003cp\u003eThe VC-Series v3 15 is a 1500 watt RMS, 3000 watt peak driver on a 202 ounce triple-stacked Y35 ferrite motor, with a 3 inch four-layer high-temperature aluminum voice coil and a carbon-fiber-enhanced non-pressed paper cone. Xmax is 23 mm one-way. Cone area is 124.65 square inches, which is where a 15 earns its keep: it moves the same air as a 12 at roughly two thirds the excursion, so it stays inside its linear range on program material that would have a smaller driver working hard.\u003c\/p\u003e\n  \u003cp\u003eIt ships in two coil configurations. The VCW152v3 is dual 2 ohm, the VCW154v3 is dual 4 ohm. Both share the same frame, cone, motor and mounting geometry, so this enclosure fits either one.\u003c\/p\u003e\n  \u003cdiv class=\"po-highlight\"\u003e\n    \u003cp\u003e2.15 cu ft gross internal volume produces 2.0 cu ft net after driver displacement. That is the sealed volume NVX specifies for this driver. The wedge geometry mounts the woofer on the vertical trunk-lid-side face, firing rearward into the trunk cavity for optimum cabin loading.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n  \u003cp\u003eThis wedge is not a front-firing enclosure. The woofer is mounted on the vertical face that sits at the back of the box, closest to the trunk lid, and fires rearward into the trunk cavity. The angled face is on the opposite side, the side that faces the front of the vehicle, and tucks against the rear seat back.\u003c\/p\u003e\n  \u003cdiv class=\"po-grid\"\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n      \u003cp\u003eMost factory rear seat backs lean roughly 20 degrees back from vertical. This cabinet runs 8.75\" deep at the top and 15.3\" at the bottom over 18\" of height, a 20.0 degree rake that matches that lean and tucks against the seat back with no wasted gap.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n      \u003cp\u003eThe vertical face on the opposite side is where the VCW15v3 mounts. The cone fires rearward toward the trunk lid, using the trunk cavity as an acoustic loading chamber. Classic SQ trunk-load install pattern.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n      \u003cp\u003eFiring the woofer into the trunk cavity uses the trunk itself as an extension of the acoustic system. Low frequencies transmit into the passenger cabin through the rear deck, seat back, and cabin boundaries, a smoother, less localized presentation than direct-firing setups.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n      \u003cp\u003eThe wedge tucks against the seat back where cargo can't be stored anyway. The bottom face sits flat and stable on the trunk floor. Cargo space in front stays usable for daily driving.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eEngineered for the NVX VCW15v3\u003c\/h2\u003e\n  \u003cp\u003eNVX specifies 2 cubic feet sealed for this driver, and this cabinet delivers 2.0 net rather than 2.0 gross. A box built to 2.0 gross gives the driver 1.85 after displacement and lands system Q at 0.78. Built to 2.0 net it lands at 0.76. Both are usable, but 0.76 is the flatter of the two and it is the one NVX's stated volume actually describes. That is the band between maximally flat and lightly punchy: a small amount of midbass weight, no overhang. Opening the box out to 2.6 cubic feet drops Q to 0.70, maximally flat, at the cost of midbass authority a 15 has no reason to give up. Coming down to 1.44 pushes Q to 0.85 and starts putting a bump at resonance.\u003c\/p\u003e\n  \u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n  \u003cp\u003eTarget System Qtc: 0.76, the same for both coil variants. The two coils differ slightly in free-air resonance, so the corner differs with them. VCW152v3 at Fs 29.30 Hz: Fc 49.5 Hz, F3 46.3 Hz anechoic. VCW154v3 at Fs 31.30 Hz: Fc 52.8 Hz, F3 49.4 Hz anechoic. In a sealed trunk-load install, cabin gain typically adds usable output an octave below the anechoic F3.\u003c\/p\u003e\n  \u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n  \u003cp\u003eThe vertical trunk-lid-side baffle is CNC-cut to 14.25\". NVX lists 14.125\" in the VC-Series v3 manual and 14.21\" on the product listing, so we cut to a figure that clears both and still leaves a quarter inch of flange bearing against the driver's 14.78\" mounting diameter. Mounting depth required is 8.19\", and at the cutout centerline the cabinet gives 10.53\" of internal depth behind the 1.5\" baffle, so there is roughly 2.3\" behind the motor once the wedge taper is accounted for. 8\/32 threaded inserts are pressed into the baffle backside for secure driver retention.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n  \u003cdiv class=\"po-grid\"\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n      \u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec, denser and more dimensionally stable than commodity MDF. Less panel resonance, tighter joints, longer service life under daily use.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n      \u003cp\u003eCNC-cut V-grooves at every panel intersection let the wedge cabinet fold into its angled shape with maximum glue surface. Dado joints lock the vertical woofer baffle and angled seat-side panel into the side walls.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n      \u003cp\u003eTwo bonded 3\/4\" MDF sheets at the driver mounting face. A 1500 watt RMS motor with 23 mm of one-way travel puts real reaction force into the baffle, and a 14.25\" hole in a single 3\/4\" sheet is not enough material to hold it still. Eliminates flex and gives the motor a rigid, isolated mounting platform.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"po-card\"\u003e\n      \u003ch4\u003eSide-Mounted Pre-Wired Terminal Cup\u003c\/h4\u003e\n      \u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup, side mounted per PO Series standard, with 12 gauge OFC pre-wired to the driver position. 3D-printed in-house on Bambu Lab H2S printers. 8\/32 threaded inserts installed for secure driver retention.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eCustomize Your Build\u003c\/h2\u003e\n  \u003ch3\u003eCarpet Finish\u003c\/h3\u003e\n  \u003cp\u003eStandard finish is charcoal gray trunk liner. Optional plush black carpet finish adds $10 for a slightly more premium look. Both finishes are OEM-quality automotive carpet.\u003c\/p\u003e\n  \u003ch3\u003eAcrylic Insert Color\u003c\/h3\u003e\n  \u003cp\u003eChoose from Black, Blue, Red, White, or opt out entirely (-$40). The acrylic insert is a decorative panel on the front of the terminal cup.\u003c\/p\u003e\n  \u003ch3\u003eBox-Only or Loaded\u003c\/h3\u003e\n  \u003cp\u003eThis listing is box-only, bring your own VCW152v3 or VCW154v3. \u003ca href=\"\/pages\/contact-us\"\u003eContact us\u003c\/a\u003e for loaded-system pricing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eWiring the NVX VCW15v3 to Your Amplifier\u003c\/h2\u003e\n  \u003cp\u003eThe VCW152v3 is dual 2 ohm. Series wiring gives 4 ohms, parallel gives 1 ohm. Run it in series at 4 ohms unless your amplifier is genuinely rated 1 ohm stable, because a lot of amps that advertise 1 ohm operation are rated for it in mono at a duty cycle no one actually runs. The VCW154v3 is dual 4 ohm and is the easier load: series gives 8 ohms, parallel gives 2 ohms, and 2 ohms is where most monoblocks make their rated power without complaint.\u003c\/p\u003e\n  \u003cp\u003eTarget 1050 to 1500 watts RMS at your final wired impedance against the driver's 1500 watt continuous rating. Set gains by ear or with an oscilloscope at the level you actually listen, not at the level the amp will make. With 23 mm of one-way travel this driver will take mechanical abuse long after the coil stops appreciating it, so the failure mode here is thermal, not mechanical.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n  \u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n  \u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. Every enclosure is CNC-cut, hand-assembled, glued and clamped, wrapped in carpet, and quality-checked by the same small team. We install this gear ourselves, so the fit and the alignment are the ones we would run in our own vehicles. 1-year limited warranty on the enclosure. Questions on fitment or amplifier matching, call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n  \u003ch2\u003eNVX VCW15v3: Flat, Controlled, and Built for the Trunk\u003c\/h2\u003e\n  \u003cp\u003e2.0 cubic feet net, engineered for the VCW15v3 in a wedge geometry that fires the driver rearward into the trunk cavity. 124.65 square inches of cone in the volume NVX designed it for, on a cabinet that tucks where your cargo space already ended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44568568299609,"sku":"PO 15-S W VCW","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/PO15-SWVCWFront_cf010b80-1b24-4204-bcd9-1eba032abf5b.jpg?v=1787555758"},{"product_id":"proline-x-performance-optimized-wedge-enclosure-fits-kicker-solo-x-15-subwoofer","title":"Proline X Performance Optimized Wedge Enclosure | Fits Kicker Solo X 15\" Subwoofer","description":"\u003cstyle\u003e\n  .po-wrap { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #1e293b; max-width: 1200px; margin: 0 auto; background: #ffffff; }\n  .po-hero { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-hero .po-title { font-size: 2.6em; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 10px 0; color: white; }\n  .po-hero .po-subtitle { font-size: 1.2em; font-weight: 300; opacity: 0.9; margin: 0 0 30px 0; }\n  .po-badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; }\n  .po-badge { background: rgba(184, 115, 51, 0.2); border: 1px solid #b87333; color: #d99058; padding: 8px 20px; border-radius: 20px; font-size: 0.9em; font-weight: 600; letter-spacing: 0.5px; }\n  .po-section { padding: 50px 40px; border-bottom: 1px solid #e2e8f0; background: #ffffff; }\n  .po-section:nth-child(even) { background: #fef3e7; }\n  .po-section h2 { color: #8b5a2b; font-size: 2em; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 3px solid #b87333; }\n  .po-section h3 { color: #0f172a; font-size: 1.4em; font-weight: 600; margin: 30px 0 15px 0; }\n  .po-section p { font-size: 1.05em; color: #334155; margin-bottom: 18px; }\n  .po-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin: 30px 0; }\n  .po-card { background: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #b87333; padding: 25px; border-radius: 4px; }\n  .po-card h4 { color: #8b5a2b; font-size: 1.15em; font-weight: 700; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 1px; }\n  .po-card p { font-size: 0.98em; color: #475569; margin: 0; }\n  .po-highlight { background: #fef3e7; border-left: 4px solid #b87333; padding: 25px 30px; margin: 30px 0; border-radius: 4px; }\n  .po-highlight p { color: #1e293b; margin: 0; font-size: 1.05em; }\n  .po-cta { background: linear-gradient(135deg, #0f172a 0%, #8b5a2b 100%); padding: 60px 40px; text-align: center; color: white; }\n  .po-cta h2 { font-size: 2.2em; font-weight: 700; margin: 0 0 20px 0; color: white; border: none; padding: 0; }\n  .po-cta p { font-size: 1.15em; opacity: 0.92; max-width: 800px; margin: 0 auto 20px auto; color: white; }\n  @media (max-width: 768px) { .po-hero { padding: 40px 20px; } .po-hero .po-title { font-size: 1.8em; } .po-section { padding: 30px 20px; } .po-section h2 { font-size: 1.6em; } .po-grid { grid-template-columns: 1fr; } .po-cta { padding: 40px 20px; } .po-cta h2 { font-size: 1.6em; } }\n\u003c\/style\u003e\n\u003cdiv class=\"po-wrap\"\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | Kicker Solo X 15\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e15\" Sealed Wedge Enclosure | Behind-Seat Wedge Design for the Kicker Solo X L7X 15\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e3.00 ft³ Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e2.76 ft³ Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eQtc 0.707 Butterworth\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e26\" × 18.25\" × 12.6\/19.25\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eV-Groove \/ Dado\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe Kicker Solo X 15 in a Purpose-Built Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe Solo X L7X 15 is Kicker's flagship square-cone driver, built around a massive triple-stack motor with SPL-lane pedigree. That same motor authority makes it a devastating sealed-box driver when the airspace is solved for it, and this wedge was: the internal volume was computed directly from Kicker's factory Thiele\/Small parameters, not adapted from a generic 15\" box.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e3.00 cu ft gross internal volume produces 2.76 cu ft net after driver displacement. That lands the dual 1-ohm Solo X 15 at a textbook Qtc of 0.707, the true Butterworth alignment, with the dual 2-ohm at 0.79 in the same cabinet.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBehind-Seat Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThis is a front-firing wedge built for behind-seat and rear-wall installs. The rear panel is vertical and sits flat against the cab wall; the woofer mounts on the baffle, raked back 20 degrees to follow the seat lean.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eVertical Rear Panel\u003c\/h4\u003e\n\u003cp\u003eSits flush against the cab back wall or trunk bulkhead, so the full footprint of the box goes to airspace instead of wasted gaps.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e20° Raked Baffle\u003c\/h4\u003e\n\u003cp\u003eMatches the lean of most factory seat backs and fires the Solo X forward into the cabin instead of into the seat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDado-Locked Internal Brace\u003c\/h4\u003e\n\u003cp\u003eA 3\/4\" brace directly behind the woofer halves the largest panel span. Its depth matches the baffle stack, so driver clearance is engineered in, not left to luck.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eCarpet-Wrap Ledge\u003c\/h4\u003e\n\u003cp\u003eA recessed perimeter ledge terminates the carpet cleanly at the baffle edge for a finished, factory look.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the Kicker Solo X 15\u003c\/h2\u003e\n\u003cp\u003eBuilt to 2.76 cubic feet net, the airspace that puts the dual 1-ohm 49L7X151 exactly on the Butterworth alignment. Qtc 0.707 delivers the flattest response and tightest transient control a sealed enclosure can produce: no peaking, no overhang, bass that starts and stops with the recording. The dual 2-ohm 49L7X152 runs 0.79 in the same box, still squarely inside the accurate, musical zone.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eDual 1-Ohm: Qtc 0.707 · Fc 45 Hz · F3 45 Hz — Dual 2-Ohm: Qtc 0.79 · Fc 46 Hz · F3 41.7 Hz\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eThe baffle is CNC-cut to 13.75\" (Kicker spec). Mounting depth required is 11.5625\", cleared with margin at every point of the stroke, including breathing room for the vented motor. 8\/32 threaded inserts pressed into the baffle backside.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eSealed Alignment Response\u003c\/h2\u003e\n\u003cp\u003ePredicted anechoic response of the Solo X 15 in this enclosure's 2.76 cu ft net airspace, computed from Kicker factory T\/S parameters. This enclosure ships without a driver, so both coil variants are plotted; they do not load the same box identically.\u003c\/p\u003e\n\u003csvg viewbox=\"0 0 700 330\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Sealed frequency response of the Kicker Solo X 15 in this enclosure, both coil variants, with the minus 3 dB reference line\" style=\"width:100%;height:auto;background:#ffffff;border:1px solid #e2e8f0;border-radius:4px;\"\u003e\n\u003crect x=\"70\" y=\"20\" width=\"610\" height=\"240\" fill=\"#ffffff\"\u003e\u003c\/rect\u003e\n\u003cg stroke=\"#e2e8f0\" stroke-width=\"1\"\u003e\n\u003cline x1=\"70\" y1=\"20\" x2=\"70\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"177.4\" y1=\"20\" x2=\"177.4\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"312.7\" y1=\"20\" x2=\"312.7\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"401.9\" y1=\"20\" x2=\"401.9\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"496.4\" y1=\"20\" x2=\"496.4\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"603.8\" y1=\"20\" x2=\"603.8\" y2=\"260\"\u003e\u003c\/line\u003e\u003cline x1=\"680\" y1=\"20\" x2=\"680\" y2=\"260\"\u003e\u003c\/line\u003e\n\u003cline x1=\"70\" y1=\"20\" x2=\"680\" y2=\"20\"\u003e\u003c\/line\u003e\u003cline x1=\"70\" y1=\"68\" x2=\"680\" y2=\"68\"\u003e\u003c\/line\u003e\u003cline x1=\"70\" y1=\"116\" x2=\"680\" y2=\"116\"\u003e\u003c\/line\u003e\u003cline x1=\"70\" y1=\"164\" x2=\"680\" y2=\"164\"\u003e\u003c\/line\u003e\u003cline x1=\"70\" y1=\"212\" x2=\"680\" y2=\"212\"\u003e\u003c\/line\u003e\u003cline x1=\"70\" y1=\"260\" x2=\"680\" y2=\"260\"\u003e\u003c\/line\u003e\n\u003c\/g\u003e\n\u003cline x1=\"70\" y1=\"92\" x2=\"680\" y2=\"92\" stroke=\"#94a3b8\" stroke-width=\"1.5\" stroke-dasharray=\"6,5\"\u003e\u003c\/line\u003e\n\u003ctext x=\"675\" y=\"87\" text-anchor=\"end\" font-family=\"Helvetica Neue, Arial, sans-serif\" font-size=\"11\" fill=\"#64748b\"\u003e−3 dB\u003c\/text\u003e\n\u003cpath 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L625.2,67.1 L632.0,67.1 L638.9,67.2 L645.7,67.2 L652.6,67.2 L659.4,67.3 L666.3,67.3 L673.1,67.3 L680.0,67.4\" fill=\"none\" stroke=\"#0f172a\" stroke-width=\"2.5\"\u003e\u003c\/path\u003e\n\u003cpath d=\"M70.0,182.0 L76.9,178.6 L83.7,175.1 L90.6,171.7 L97.4,168.3 L104.3,164.9 L111.1,161.6 L118.0,158.2 L124.8,154.9 L131.7,151.6 L138.5,148.4 L145.4,145.1 L152.2,142.0 L159.1,138.8 L166.0,135.7 L172.8,132.6 L179.7,129.6 L186.5,126.7 L193.4,123.8 L200.2,120.9 L207.1,118.2 L213.9,115.4 L220.8,112.8 L227.6,110.2 L234.5,107.7 L241.3,105.3 L248.2,103.0 L255.1,100.8 L261.9,98.6 L268.8,96.6 L275.6,94.6 L282.5,92.7 L289.3,90.9 L296.2,89.2 L303.0,87.6 L309.9,86.1 L316.7,84.7 L323.6,83.4 L330.4,82.1 L337.3,81.0 L344.2,79.9 L351.0,78.9 L357.9,78.0 L364.7,77.1 L371.6,76.3 L378.4,75.6 L385.3,74.9 L392.1,74.3 L399.0,73.7 L405.8,73.2 L412.7,72.7 L419.6,72.3 L426.4,71.9 L433.3,71.5 L440.1,71.2 L447.0,70.9 L453.8,70.6 L460.7,70.4 L467.5,70.1 L474.4,69.9 L481.2,69.8 L488.1,69.6 L494.9,69.4 L501.8,69.3 L508.7,69.2 L515.5,69.1 L522.4,69.0 L529.2,68.9 L536.1,68.8 L542.9,68.7 L549.8,68.6 L556.6,68.6 L563.5,68.5 L570.3,68.5 L577.2,68.4 L584.0,68.4 L590.9,68.3 L597.8,68.3 L604.6,68.3 L611.5,68.3 L618.3,68.2 L625.2,68.2 L632.0,68.2 L638.9,68.2 L645.7,68.2 L652.6,68.1 L659.4,68.1 L666.3,68.1 L673.1,68.1 L680.0,68.1\" fill=\"none\" stroke=\"#b87333\" stroke-width=\"3\"\u003e\u003c\/path\u003e\n\u003cg font-family=\"Helvetica Neue, Arial, sans-serif\" font-size=\"11\" fill=\"#64748b\"\u003e\n\u003ctext x=\"70\" y=\"276\" text-anchor=\"middle\"\u003e20\u003c\/text\u003e\u003ctext x=\"177.4\" y=\"276\" text-anchor=\"middle\"\u003e30\u003c\/text\u003e\u003ctext x=\"312.7\" y=\"276\" text-anchor=\"middle\"\u003e50\u003c\/text\u003e\u003ctext x=\"401.9\" y=\"276\" text-anchor=\"middle\"\u003e70\u003c\/text\u003e\u003ctext x=\"496.4\" y=\"276\" text-anchor=\"middle\"\u003e100\u003c\/text\u003e\u003ctext x=\"603.8\" y=\"276\" text-anchor=\"middle\"\u003e150\u003c\/text\u003e\u003ctext x=\"680\" y=\"276\" text-anchor=\"middle\"\u003e200\u003c\/text\u003e\n\u003ctext x=\"62\" y=\"24\" text-anchor=\"end\"\u003e+6\u003c\/text\u003e\u003ctext x=\"62\" y=\"72\" text-anchor=\"end\"\u003e0\u003c\/text\u003e\u003ctext x=\"62\" y=\"120\" text-anchor=\"end\"\u003e−6\u003c\/text\u003e\u003ctext x=\"62\" y=\"168\" text-anchor=\"end\"\u003e−12\u003c\/text\u003e\u003ctext x=\"62\" y=\"216\" text-anchor=\"end\"\u003e−18\u003c\/text\u003e\u003ctext x=\"62\" y=\"264\" text-anchor=\"end\"\u003e−24\u003c\/text\u003e\n\u003ctext x=\"375\" y=\"296\" text-anchor=\"middle\" letter-spacing=\"1\"\u003eFREQUENCY · Hz\u003c\/text\u003e\n\u003ctext x=\"20\" y=\"140\" text-anchor=\"middle\" transform=\"rotate(-90 20 140)\" letter-spacing=\"1\"\u003eLEVEL · dB\u003c\/text\u003e\n\u003c\/g\u003e\n\u003cg font-family=\"Helvetica Neue, Arial, sans-serif\" font-size=\"12\"\u003e\n\u003crect x=\"80\" y=\"308\" width=\"18\" height=\"4\" fill=\"#b87333\"\u003e\u003c\/rect\u003e\u003ctext x=\"104\" y=\"313\" fill=\"#334155\"\u003eD1 · Qtc 0.707, Fc 45 Hz, F3 45.0 Hz\u003c\/text\u003e\n\u003crect x=\"330\" y=\"308\" width=\"18\" height=\"4\" fill=\"#0f172a\"\u003e\u003c\/rect\u003e\u003ctext x=\"354\" y=\"313\" fill=\"#334155\"\u003eD2 · Qtc 0.79, Fc 46 Hz, F3 41.7 Hz\u003c\/text\u003e\n\u003c\/g\u003e\n\u003c\/svg\u003e\n\u003cp\u003eThe dashed line marks the half-power point. Roll-off below F3 is the gentle 12 dB\/octave slope characteristic of sealed alignments, which cabin gain in a real vehicle substantially fills in. Run the numbers yourself with our \u003ca href=\"\/pages\/sealed-box-calculator\"\u003esealed box calculator\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4\" MDF panels milled to documented spec.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC-cut V-grooves at every panel intersection. Dado joints lock the raked baffle, vertical rear panel, and internal brace into the side walls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4\" MDF sheets plus a trim layer at the driver mounting face. The Solo X 15 puts serious mechanical load into its flange at 2000 watts; this baffle does not flex.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS\/carbon-fiber composite terminal cup, side-mounted, with 12 gauge OFC pre-wired.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eFinish and Trim\u003c\/h2\u003e\n\u003ch3\u003ePlush Black Carpet\u003c\/h3\u003e\n\u003cp\u003eEvery enclosure ships wrapped in plush black automotive carpet, the standard finish for the PO Wedge line.\u003c\/p\u003e\n\u003ch3\u003eBlack Acrylic Insert\u003c\/h3\u003e\n\u003cp\u003eThe signature Proline X acrylic insert comes in black.\u003c\/p\u003e\n\u003ch3\u003eBox-Only\u003c\/h3\u003e\n\u003cp\u003eThis listing is box-only. Bring your own Solo X 15.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the Kicker Solo X 15 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eThe Solo X 15 is rated at 2000 watts RMS continuous. In this sealed alignment, target 1200-2000 watts RMS at the woofer's wired impedance for a headroom-rich system; the driver does not need the full spec to sound its best, and sealed loading keeps cone travel controlled through the passband.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eManufactured in Tullahoma, Tennessee on our ShopSabre CNC equipment. 1-year limited warranty. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eKicker Solo X 15: True Butterworth in a Behind-Seat Wedge\u003c\/h2\u003e\n\u003cp\u003e2.76 cubic feet net, solved from factory T\/S to land the Solo X 15 at Qtc 0.707. The flattest, tightest sealed alignment the driver can give, in a wedge that disappears behind the seat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44575720439897,"sku":"PO 15-S W Solo X","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-enclosure-x-series-fits-kicker-solo-x-8-subwoofer-dualsubwoofer-enclosuresproline-x-1023143.jpg?v=1774078266"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/collections\/proline-x-performance-wedge-series-7633043.jpg?v=1768688337","url":"https:\/\/audiointensity.com\/collections\/wedge-subwoofer-box.oembed?page=2","provider":"Audio Intensity","version":"1.0","type":"link"}