Subwoofer Enclosures

This Q-Power 15 in QBOMB15V Dual Vented Subwoofer Box Enclosure is designed and built for the deepest bass.

The Q Power QBOMB15VL was tailored to perfection, ensuring a seamless fit for 15 in subwoofers, with dimensions crafted for an ideal acoustic enviroment.

The Q Power QBOMB8VL was tailored to perfection, ensuring a seamless fit for 8 in subwoofers, with dimensions crafted for an ideal acoustic enviroment.

The SPL Boxes SB108VL-BL is a heavy-duty, single 8 in side-ported subwoofer enclosure engineered to maximize low-end bass while enduring the roughest trunk or cabin environments.

The SPL Boxes SB110 is a heavy-duty, sealed single 10 in subwoofer enclosure designed to deliver tight, accurate, and distortion-free bass.

Upgrade your truck’s audio system without sacrificing precious legroom. The SPL Boxes SB110SM-BL is an ultra-compact, shallow-mount 10 in subwoofer enclosure built to bring heavy-hitting bass to tight spaces.

The SB110T-BL is a pair of single 10 in sealed universal truck subwoofer enclosures designed specifically to fit snugly behind the seat of most standard and extended cab trucks. This premium enclosure maximizes limited space without sacrificing deep, impactful audio performance.

The SB110TV-BL by SPL Boxes is a premium, Single 10 in Vented Universal Truck Subwoofer Enclosure featuring a rugged, industrial Bedliner Finish. Engineered specifically for custom space management behind truck seats, it blends heavy-duty road resilience with high-output audio acoustics.

Bring out the absolute best in your bass with the SPL Boxes SB110V Single 10 in Vented Subwoofer Enclosure. Engineered for audio enthusiasts who demand high-performance low-end punch without the hassle of a custom build, this heavy-duty enclosure delivers optimal airflow, extreme durability, and maximum acoustic output.

The SPL Boxes SB110V-KL is specifically engineered to handle the massive air displacement and unique physical footprint of a square 10 in driver.

The SPL Boxes SB110VL-BL is a heavy-duty, single 10 in side-ported empty subwoofer enclosure designed to maximize bass response.

Upgrade your vehicle's audio system without sacrificing valuable space. The SPL Boxes SB110VSM-BL is engineered specifically for shallow-mount 10 in subwoofers, delivering the deep, hard-hitting bass of a vented enclosure in a highly compact form factor.

The SPL Boxes SB112 is a heavy-duty single 12 in sealed subwoofer enclosure designed to maximize bass output while remaining compact enough for daily-driver installations.

Upgrade your truck’s audio system without sacrificing precious legroom. The SPL Boxes SB112SM-BL is an ultra-compact, shallow-mount 12 in subwoofer enclosure built to bring heavy-hitting bass to tight spaces.

The SB112T-BL is a pair of single 12 in sealed universal truck subwoofer enclosures designed specifically to fit snugly behind the seat of most standard and extended cab trucks. This premium enclosure maximizes limited space without sacrificing deep, impactful audio performance.

The SB112TV-BL by SPL Boxes is a premium, Single 12 in Vented Universal Truck Subwoofer Enclosure featuring a rugged, industrial Bedliner Finish. Engineered specifically for custom space management behind truck seats, it blends heavy-duty road resilience with high-output audio acoustics.

The SPL Boxes SB112V is a heavy-duty single 12 in vented subwoofer enclosure designed to maximize bass output while remaining compact enough for daily-driver installations.

The SPL Boxes SB112V-KL is specifically engineered to handle the massive air displacement and unique physical footprint of a square 12 in driver.

The SPL Boxes SB112VL is a heavy-duty, single 12 in ported subwoofer enclosure engineered to deliver thunderous, high-volume bass performance.

The SPL Boxes SB112VL-BL is a heavy-duty, single 12 in side-ported empty subwoofer enclosure designed to maximize bass response.