{"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-WS III-G","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":42798431600729,"sku":"P12-WS III - 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":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Proline X Single 10\" Ported System pairs the \u003cstrong\u003eProdigy Audio NB2-10D4 10\" subwoofer\u003c\/strong\u003e with a \u003cstrong\u003eProline X ported wedge enclosure\u003c\/strong\u003e built at our Tennessee facility. Net internal volume is \u003cstrong\u003e1.20 ft³\u003c\/strong\u003e, tuned to \u003cstrong\u003e33Hz\u003c\/strong\u003e via a slot port with 11 square inches of port area. The NB2-10D4 is a Dual 4-ohm driver and ships pre-wired to \u003cstrong\u003e2 ohms\u003c\/strong\u003e at the terminal cup — connect your amplifier and it's ready to run.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery panel is CNC-cut from \u003cstrong\u003e3\/4\" Langboard Elite MDF\u003c\/strong\u003e at our Tennessee facility — a mill-certified panel stock with a \u003cstrong\u003e200 psi internal bond rating\u003c\/strong\u003e, \u003cstrong\u003e410,000 psi modulus of elasticity\u003c\/strong\u003e, and \u003cstrong\u003e325 lb face screw holding strength\u003c\/strong\u003e. In a ported enclosure, panel rigidity directly affects port output. Any flex in the cabinet walls bleeds energy away from the port and into the structure — the result is soft, undefined bass at volume. This box does not flex.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVersion III construction uses \u003cstrong\u003eV-groove combined with dado joinery\u003c\/strong\u003e throughout. Each mating panel is channeled into a mechanical lock before adhesive is applied, increasing glue surface area and eliminating the micro-gaps that develop in standard butt joint construction over time. The terminal cup is \u003cstrong\u003ebuilt in-house at our Tennessee facility\u003c\/strong\u003e — ABS\/Carbon Fiber Composite body, recessed mount, stainless steel hardware, aluminum landing plates, copper ring terminals, and \u003cstrong\u003e12g OFC speaker wire pre-installed\u003c\/strong\u003e. Nothing to source. Nothing to upgrade. It ships ready to wire.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eShipping is included in the price.\u003c\/strong\u003e The wedge profile keeps external dimensions compact — 23.5\" wide and 8.5\" to 13\" deep — but this is still a loaded enclosure moving as a packaged freight shipment. That cost is built into what you see. No freight line item on your order confirmation. What you see is what you pay.\u003c\/p\u003e","brand":"Proline X","offers":[{"title":"Dark Gray Trunkliner","offer_id":43083090690137,"sku":"POW 10-P NB2 G Loaded","price":289.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black","offer_id":43083090722905,"sku":"POW 10-P NB2 B Loaded","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":"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-WS III-G","price":159.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":43488694861913,"sku":"P10-WS III - 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":"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-WS III-G","price":229.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black Carpet","offer_id":43491170222169,"sku":"P12D-WS III - 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":"proline-x-po-15d-s-w-dual-15-sealed-wedge-enclosure-built-for-resonix-gus-15","title":"Proline X PO 15D-S W | Dual 15\" Sealed Wedge 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 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!important;border-radius:6px;padding:22px;}\n.pow-card-label{display:inline-block;background:#06b6d4 !important;color:#04222b !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:#06b6d4 !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:#67e8f9 !important;}\n.pow-table{width:100% !important;border-collapse:collapse;margin:22px 0;font-size:0.94em;}\n.pow-table th{background:#0e7490 !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 #22384f !important;}\n.pow-table td{padding:10px 14px;border-bottom:1px solid #22384f !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:#67e8f9 !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%,#0e7490 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:#a5f3fc !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=\"#2c405c\" stroke-width=\"1\"\u003e\u003c\/rect\u003e\n\u003cline x1=\"210\" y1=\"50\" x2=\"210\" y2=\"350\" stroke=\"#22384f\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"379\" y1=\"50\" x2=\"379\" y2=\"350\" stroke=\"#22384f\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"592\" y1=\"50\" x2=\"592\" y2=\"350\" stroke=\"#22384f\" stroke-width=\"1\"\u003e\u003c\/line\u003e\n\u003cline x1=\"881\" y1=\"50\" x2=\"881\" y2=\"350\" stroke=\"#22384f\" 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=\"#22d3ee\" 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=\"#22d3ee\" 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=\"#67e8f9\" 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=\"#22d3ee\" 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 707-999-3071.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dark Gray Trunkliner","offer_id":44465625104473,"sku":"PO 15D-S W GUS-GRY","price":489.99,"currency_code":"USD","in_stock":true},{"title":"Plush Black","offer_id":44465625137241,"sku":"PO 15D-S W GUS-BLK","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/Untitleddesign_25.png?v=1785897444"}],"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","provider":"Audio Intensity","version":"1.0","type":"link"}