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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On Sale
DOWN4SOUND | PRO-FAB - BIRCH - 4X 8-INCH PORTED SUBWOOFER ENCLOSURE - 19+ GM/CHEVY CREW CAB - 2.5-INCH SEAT LIFT REQUIRED
DOWN4SOUND
MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Designed 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...TD4S-PFB-GM1924-488SLMSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Qty in Cart: 0Quantity:Price:MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB - BIRCH - 4X 8-INCH PORTED SUBWOOFER ENCLOSURE - 19+ GM/CHEVY CREW CAB - UNDER SEAT - NO LIFT
DOWN4SOUND
MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Engineered 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...TD4S-PFB-GM1924-488NLMSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Qty in Cart: 0Quantity:Price:MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB - BIRCH - 2X 8-INCH PORTED SUBWOOFER ENCLOSURE - 07-13 GM/CHEVY CREW CAB - NO LIFT
DOWN4SOUND
MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Tailored 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...TD4S-PFB-GMT713-880SPMSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Qty in Cart: 0Quantity:Price:MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB - BIRCH - 2X 8-INCH PORTED SUBWOOFER ENCLOSURE - 19-24 GM/CHEVY CREW CAB - NO LIFT
DOWN4SOUND
MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Tailored 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...TD4S-PFB-GMT1924-880SPMSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Qty in Cart: 0Quantity:Price:MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB - BIRCH - 4X 8-INCH PORTED SUBWOOFER ENCLOSURE - 07-13 CHEVY/GM CREW CAB - 5 INCH SEAT LIFT REQUIRED
DOWN4SOUND
MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Designed 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...TD4S-PFB-GMT713-480SPMSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Qty in Cart: 0Quantity:Price:MSRP: ლ1,821,47Now: ლ1,048,03Was: ლ1,232,98Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB 2 8 | 2 8 SUB BOX | DUAL 8-INCH PORTED SUBWOOFER ENCLOSURE BOX
DOWN4SOUND
MSRP: ლ700,55Now: ლ452,54Was: ლ532,41Down4sound - Dual 8 inch Ported Sub box Enclosure (PROFAB BOX) Experience Deep Bass Like Never Before Our PROFAB Dual 8 Inch Ported Sub Box is the perfect solution for anyone looking to take their...TD4S-PFB-D8MSRP: ლ700,55Now: ლ452,54Was: ლ532,41Qty in Cart: 0Quantity:Price:MSRP: ლ700,55Now: ლ452,54Was: ლ532,41Subtotal: -
On Sale
DOWN4SOUND | PRO-FAB 8 | 8 SUB BOX | SINGLE 8-INCH PORTED SUBWOOFER ENCLOSURE BOX
DOWN4SOUND
MSRP: ლ560,43Now: ლ381,08Was: ლ448,34Down4sound - 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...TD4S-PFB-S8MSRP: ლ560,43Now: ლ381,08Was: ლ448,34Qty in Cart: 0Quantity:Price:MSRP: ლ560,43Now: ლ381,08Was: ლ448,34Subtotal: