PREFAB AKA "PRO-FAB" SUBWOOFER BOXES

Engineered 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...

Tailored 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...

Designed 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...

High performance and extreme sound, that's what you can expect from Down4sound's "PRO-FAB HD3" Single 12 Inch Ported Subwoofer HD Birch Enclosure. With a THICK triple baffle design, this enclosure has been specially crafted to handle the planet’s...

Single 12 Inch KERF-Port Sub Box Enclosure - Down4sound PRO-FAB V2 KERF 1-12  NEW v2 Prefab aka PROFAB single 12 kerf ported sub box enclosure is made from top-of-the-line materials that are designed to withstand even the most intense vibrations...

Triple 10 Inch Ported Sub box Enclosure (3 - 10) Down4sound PRO-FAB If you're a true music lover, you know that the right bass can make all the difference. With the Down4sound (3-10) Triple 10 Inch Ported Sub box Enclosure from Down4sound PREFAB aka...

Down4sound PRO-FAB 2 15 | 2 15 Sub Box | Dual 15-Inch Ported Subwoofer Enclosure Box Introducing Dual 15" PORTED PROFAB Subwoofer Enclosure, the perfect addition to your car audio system for an unparalleled listening experience. With two 15" subwoofers,...

  Down4sound PRO-FAB 15 | 15 Sub Box | Single 15-Inch Ported Subwoofer Enclosure Box 1-15: Introducing the Down4sound PRO-FAB 15, the perfect 15 inch ported sub box solution for DEEP BASS music lovers looking for a top-of-the-line subwoofer...

Down4sound - 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...