8 INCH SUB BOX ENCLOSURES
Down4sound 8 inch ported sub box enclosures are built with high-quality materials, ensuring they can withstand the demands of high-powered car audio systems. The sturdy construction ensures longevity and protects your investment in your car's sound system. Here you will find all our 8 INCH "PROFAB" aka PREFAB sub boxes.
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Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure - 19+ GM/Chevy Crew Cab – 2.5-Inch Seat Lift Required
Down4Sound
MSRP: ﷼162,724.54﷼110,151.19Designed for the 2019+ GM/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure is tailored for audio enthusiasts seeking deep, powerful bass. Featuring four 8-inch subwoofer openings, it is precision-tuned to 32.5 Hz to ensure excellent sound performance...TD4S-PFB-GM1924-488SLMSRP: ﷼162,724.54﷼110,151.19 -
Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure - 19+ GM/Chevy Crew Cab – Under Seat – No Lift
Down4Sound
MSRP: ﷼162,724.54﷼110,151.19Engineered for the 2019+ GM/Chevy Crew Cab, the Down4Sound PRO-FAB enclosure is designed to deliver powerful and precise bass. With four 8-inch subwoofer openings, this enclosure fits seamlessly under the rear seat without the need for a seat lift...TD4S-PFB-GM1924-488NLMSRP: ﷼162,724.54﷼110,151.19 -
Down4Sound PRO-FAB - Birch - 2x 8-Inch Ported Subwoofer Enclosure - 07-13 GM/Chevy Crew Cab – No Lift
Down4Sound
MSRP: ﷼162,724.54﷼110,151.19Tailored for the 2007-2013 GM/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure delivers powerful, precise bass with dual 8-inch subwoofer openings. Designed to fit seamlessly under the rear seat without requiring a lift kit, it ensures easy installation...TD4S-PFB-GMT713-880SPMSRP: ﷼162,724.54﷼110,151.19 -
Down4Sound PRO-FAB - Birch - 2x 8-Inch Ported Subwoofer Enclosure – 19-24 GM/Chevy Crew Cab – No Lift
Down4Sound
MSRP: ﷼162,724.54﷼110,151.19Tailored specifically for 2019-2024 GM/Chevy Crew Cab models, the Down4Sound PRO-FAB enclosure is designed to provide precise, impactful bass without requiring a seat lift. Featuring dual 8-inch subwoofer openings, this enclosure is crafted from premium...TD4S-PFB-GMT1924-880SPMSRP: ﷼162,724.54﷼110,151.19Qty in Cart: 0Quantity:Price:MSRP: ﷼162,724.54﷼110,151.19Subtotal: -
Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure – 07-13 Chevy/GM Crew Cab – 2.5-Inch Seat Lift Required
Down4Sound
MSRP: ﷼162,724.54﷼110,151.19Designed specifically for 2007-2013 Chevy/GM Crew Cab trucks, the Down4Sound PRO-FAB (Quad) enclosure is engineered to deliver ground-shaking bass. With four 8-inch subwoofer openings, this ported enclosure is built from premium birch wood and coated...TD4S-PFB-GMT713-480SPMSRP: ﷼162,724.54﷼110,151.19 -
Down4sound PRO-FAB 8 | 8 Sub Box | Single 8-Inch Ported Subwoofer Enclosure Box
Down4Sound
MSRP: ﷼50,067.36﷼40,053.38Down4sound - Single 8 Inch Ported Sub Box enclosure (PROFAB BOX) High-Quality Construction for Ultimate Durability The Down4sound Single 8 Inch Ported Sub Box is built from premium-grade Canadian MDF, ensuring long-lasting durability. The reinforced...TD4S-PFB-S8MSRP: ﷼50,067.36﷼40,053.38Qty in Cart: 0Quantity:Price:MSRP: ﷼50,067.36﷼40,053.38Subtotal: