{"product_id":"2024-2026-ford-f-150-f-250-behind-seat-single-10-enclosure-loaded-with-alpine-rsw10","title":"2024-2026 Ford F-150\/F-250 Behind-Seat Single 10\" Enclosure – Loaded with Alpine RSW10","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 0%,#2e1065 100%);padding:54px 36px;text-align:center;color:#fff;}\n.pl-hero h2{font-size:2.3em;font-weight:800;text-transform:uppercase;letter-spacing:1.5px;margin:0 0 12px;color:#fff;}\n.pl-hero p{font-size:1.1em;font-weight:300;opacity:.93;margin:0 0 22px;color:#cbd5e1;}\n.pl-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;}\n.pl-badge{background:rgba(139,92,246,.18);border:1px solid #8b5cf6;color:#c4b5fd;padding:7px 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#334155;border-radius:8px;padding:14px 16px;margin-top:6px;}\n.pl-note p{margin:0;color:#cbd5e1;font-size:13.5px;line-height:1.6;}\n.pl-link{color:#a78bfa;text-decoration:underline;}\n.pl-cta{background:linear-gradient(135deg,#020617 0%,#2e1065 100%);padding:40px 36px;text-align:center;color:#fff;}\n.pl-cta 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 Vehicle Specific Series Enclosure for the Alpine RS-W10D4\u003c\/h2\u003e\n\u003cp\u003eCut and tuned for the Alpine RS-W10D4, built to drop into the 2015-2023 F-150, 2017-2023 F-250\u003c\/p\u003e\n\u003cdiv class=\"pl-badges\"\u003e\n\u003cspan class=\"pl-badge\"\u003eCNC Stack-Fab\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eLangboard Elite MDF\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003e0.50 cu ft Net\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003eFits Alpine RS-W10D4\u003c\/span\u003e\n\u003cspan class=\"pl-badge\"\u003e2015-2023 F-150, 2017-2023 F-250\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\"\u003e0.50\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\"\u003e1.937\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\"\u003e34 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\"\u003e3.25 in\u003c\/span\u003e\u003cspan class=\"l\"\u003eRS-W10D4 mounting depth\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pl-section\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/Overview_-_visual_selection.png?v=1746500510\" alt=\"Alpine Subwoofer Features\" style=\"max-width:100%;height:auto;border-radius:8px;\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pl-section\"\u003e\n\u003ch3\u003eBuilt Around the Alpine RS-W10D4\u003c\/h3\u003e\n\u003cp\u003eNothing about this box is generic. Every layer is cut to the RS-W10D4's published sealed target, with clearance cut for its 3.25 in mounting depth.\u003c\/p\u003e\n\u003cp\u003eThe RS-W10D4 carries a published \u003cstrong\u003eFs of 31 Hz, Qts of 1.19 and Vas of 23.35 litres\u003c\/strong\u003e, and an EBP of 21, 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\u003e0.50 cubic feet net\u003c\/strong\u003e, against a published recommendation of 0.45 to 1.0 cu ft. 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 Vehicle Specific Series Construction\u003c\/h3\u003e\n\u003cp\u003eThis enclosure is stack fabricated 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.\nEach layer is cut to the cab profile and the stack does the joining. Dowel reinforcement runs between layers as tension hardware only, which is what lets the shell follow a behind seat contour without a corner joint in it.\u003c\/p\u003e\n\u003cdiv class=\"pl-grid\"\u003e\n\u003cdiv class=\"pl-card\"\u003e\n\u003ch4\u003eThreaded Inserts, Not Wood Screws\u003c\/h4\u003e\n\u003cp\u003e8\/32 threaded inserts are set on the backside of the baffle so the driver mounts on machine screws. Pull it a dozen times and the threads are still there.\u003c\/p\u003e\n\u003c\/div\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 RS-W10D4, 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 Alpine RS-W10D4, 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\"\u003eAlpine RS-W10D4 4 ohm + 4 ohm  |  Qts 1.19  |  Fs 31 Hz  |  Vas 23.35 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\u003e0.50 cu ft \u003cspan class=\"pl-char\"\u003eas built\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003e1.937\u003c\/td\u003e\n\u003ctd\u003e50.5 Hz\u003c\/td\u003e\n\u003ctd\u003e34.1 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\"\u003eAlpine RS-W10D4 Frequency Response | Sealed, 0.50 cu ft\u003c\/p\u003e\n\u003csvg viewbox=\"0 0 680 300\" 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587.3,59.7 589.4,59.8 591.4,59.9 593.5,60.0 595.6,60.2 597.7,60.3 599.7,60.4 601.8,60.5 603.9,60.6 605.9,60.7 608.0,60.9 610.1,61.0 612.2,61.1 614.2,61.2 616.3,61.3 618.4,61.4 620.5,61.5 622.5,61.6 624.6,61.7 626.7,61.8 628.8,61.8 630.8,61.9 632.9,62.0 635.0,62.1 637.0,62.2 639.1,62.3 641.2,62.4 643.3,62.4 645.3,62.5 647.4,62.6 649.5,62.7 651.6,62.7 653.6,62.8 655.7,62.9 657.8,63.0 659.9,63.0 661.9,63.1 664.0,63.2\" 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\u003e0.50 cu ft (Qtc 1.937)\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\u003cp\u003e\u003cstrong style=\"color:#a78bfa;\"\u003eNote on this alignment:\u003c\/strong\u003e Alpine publishes a Qts of 1.19 for the RS-W10D4, which is high for a sealed application. In 0.50 cubic feet that produces a rise around system resonance rather than a flat response, along with an F3 of 34.1 Hz. Alpine's own sealed recommendation for this driver is 0.45 to 1.0 cubic feet, and the figure stays above 1.6 across that whole range. The numbers above are calculated straight from Alpine's published parameters, not adjusted. \u003ca class=\"pl-link\" href=\"\/pages\/sealed-box-calculator\"\u003eRun your own numbers in the Sealed Box Calculator.\u003c\/a\u003e\u003c\/p\u003e\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 2 year limited warranty, built one at a time in Tullahoma, Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Default Title","offer_id":44879133212761,"sku":"VS FD1 10-S ALP D4","price":1049.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/2015-2023-ford-f-150-2017-2023-f-250-direct-fit-ford-series-loaded-subwoofer-enclosure-alpine-rsw10d4enclosed-subwooferproline-x-239261.jpg?v=1761970499","url":"https:\/\/audiointensity.com\/products\/2024-2026-ford-f-150-f-250-behind-seat-single-10-enclosure-loaded-with-alpine-rsw10","provider":"Audio Intensity","version":"1.0","type":"link"}