Subwoofer Enclosures

Upgrade your truck's audio experience with the SPL Boxes SB184-212VBL Vented Subwoofer Enclosure. Custom-engineered specifically for 2014-2018 Chevy Silverado and GMC Sierra Crew Cab trucks, this dual 10 in enclosure delivers hard-hitting, vehicle-specific bass without sacrificing valuable cab space.

Upgrade your truck's bass with the SPL Boxes SB184FF-208V-BL custom-fit dual 8 in ported subwoofer enclosure, engineered to disappear under your rear seat while unleashing massive, clean low-end output.

Upgrade your truck's bass with the SPL Boxes SB184FF-408V-BL custom-fit quad 8 in ported subwoofer enclosure, engineered to disappear under your rear seat while unleashing massive, clean low-end output.

The SPL Boxes SB185-210-BL is a vehicle-specific, dual 10 in down-firing subwoofer enclosure engineered for 2019–2026 Chevy and GMC Crew Cab and Double Cab trucks.

The SPL Boxes SB185-210VBL is a custom dual 10 in vented subwoofer enclosure engineered to fit seamlessly under the rear seat of 2019–2026 Chevy and GMC Crew and Double Cab trucks

The SPL Boxes SB185-212-BL is a vehicle-specific, down-firing dual 12 in sealed subwoofer enclosure engineered for 2019–2026 Chevy and GMC Crew Cab and Double Cab trucks.

The SPL Boxes SB185-212VBL is a custom dual 12 in vented subwoofer enclosure engineered to fit seamlessly under the rear seat of 2019–2026 Chevy and GMC Crew and Double Cab trucks

The SPL Boxes SB192-210BL Subwoofer Enclosure is precision-engineered for audio enthusiasts who refuse to sacrifice truck space for massive sound.

Upgrade your truck’s audio system with the SPL Boxes SB202-110BL Custom-Fit Single 10 in Sealed Subwoofer Enclosure, engineered to deliver hard-hitting bass without sacrificing cab space in your Dodge Quad Cab 2002-2018.

Upgrade your truck’s audio system with the SPL Boxes SB202-112BL Custom-Fit Single 12 in Sealed Subwoofer Enclosure, engineered to deliver hard-hitting bass without sacrificing cab space in your Dodge Quad Cab 2002-2018.

Unleash hard-hitting bass in your truck while keeping your cab clean and floor space completely clear with the SPL Boxes SB202-210BL Custom-Fit Dual 10 in Subwoofer Enclosure.

Upgrade your truck’s audio system with the SPL Boxes SB202-212BL Custom-Fit Dual 12 in Sealed Subwoofer Enclosure, engineered to deliver hard-hitting bass without sacrificing cab space.

The SPL Boxes SB203-210-BL is a vehicle-specific, underseat dual 10 in downfire subwoofer enclosure built specifically for 2019–2026 Ram Crew Cab trucks.

The SPL Boxes SB203-210V-BL Dual Vented Subwoofer Enclosure is engineered precisely for 2019–2026 Ram Crew Cab trucks.

The SB203-212-BL is a vehicle-specific, underseat down-firing dual 12 in sealed subwoofer enclosure by SPL Boxes designed for 2019–2026 Ram Crew Cab trucks.

The SPL Boxes SB210 Dual 10 in Sealed Subwoofer Enclosure is a heavy-duty, ready-to-install solution engineered for car audio enthusiasts who want clean, tight, and precise bass reproduction without the hassle of custom fabrication.

The SPL Boxes SB210SV is a heavy-duty dual 10 in shared chamber vented (ported) subwoofer enclosure built for enthusiasts who want deep, powerful bass without the hassle of custom fabrication.

The SPL Boxes SB210SV-BL is a heavy-duty, dual 10 in shared-vented (ported) subwoofer enclosure engineered for maximum bass output and structural endurance.

The SPL Boxes SB210V-KL is specifically engineered to handle the massive air displacement and unique physical footprint of dual square 10 in drivers.

The SPL Boxes SB212 Dual 12 in Sealed Subwoofer Enclosure is a heavy-duty, ready-to-install solution engineered for car audio enthusiasts who want clean, tight, and precise bass reproduction without the hassle of custom fabrication.