Subwoofer Enclosures

The SPL Boxes SB465-BL is a heavy-duty, 4-hole 6.5 in speaker pod enclosure built for universal applications across cars, trucks, marine vessels, and off-road vehicles. It is characterized by its highly durable, sprayed-on black bedliner finish.

The SPL Boxes SB465TWEET-BL Enclosure fits four 6.5 in speakers and two tweeters inside a universally adaptable, ultra-durable bed liner-coated pod. From cars and trucks to marine and off-road builds, get the high-output system you've been dreaming of.

The SPL FIT465-QUAD is a vehicle-specific vinyl audio speaker pod designed by SPL Boxes to house four 6.5 in speakers and two tweeters. It is engineered custom-fit for GM truck models like the Chevy Silverado and GMC Sierra.

The SPL Boxes FIT208GM07 was explicitly engineered to maximize the space under the rear seats in your 2007–2026 Chevrolet Silverado and GMC Sierra Crew Cab trucks. This custom-fit dual 8 in subwoofer enclosure transforms your cabin into a rolling concert without sacrificing an inch of functional passenger legroom.

The SPL Boxes FIT408GM07 is a specialized, high-performance subwoofer enclosure designed specifically for 2007–2026 Chevrolet Silverado and GMC Sierra Crew Cab trucks. This ported enclosure houses quad 8 in subwoofers, maximizing airspace under the rear seat without sacrificing cabin comfort.

The SPL Boxes FIT210DOD19 is a custom-fit, dual 10 in sealed subwoofer enclosure engineered specifically for 2019–2026 Dodge Ram Crew Cab trucks. It is designed to slide seamlessly under the rear seats to deliver deep, precision bass without taking up valuable cabin space.

The FIT210FORD09 is a vehicle-specific, custom dual 10 in sealed subwoofer enclosure designed for Ford F-150 Super Crew (2009–2026) and F-250/F-350 Super Crew (2017–2026) trucks. It is engineered to fit perfectly under the rear seats to maximize cab space while delivering high-performance, deep bass.

The SPL Boxes FIT212DOD19 is a custom-fit, dual 12 in sealed subwoofer enclosure engineered specifically for 2019–2026 Dodge Ram Crew Cab trucks. It is designed to slide seamlessly under the rear seats to deliver deep, precision bass without taking up valuable cabin space.

The FIT212FORD09 is a vehicle-specific, custom dual 12 in sealed subwoofer enclosure designed for Ford F-150 Super Crew (2009–2026) and F-250/F-350 Super Crew (2017–2026) trucks. It is engineered to fit perfectly under the rear seats to maximize cab space while delivering high-performance, deep bass.

The FIT210GLAD19 is a custom-fit, dual 10 in sealed subwoofer enclosure engineered specifically for 2019–2026 Jeep Gladiator trucks. This up-firing enclosure tucks away neatly beneath the rear seats, delivering premium, ground-shaking low frequencies without compromising passenger space or factory storage.

The FIT210GMCHEV19 is a high-performance, vehicle-specific dual 10 in subwoofer enclosure specifically engineered as a direct under-seat fit for 2019–2026 Chevrolet Silverado and GMC Sierra Crew Cab trucks.

The FIT212GMCHEV19 is a high-performance, vehicle-specific dual 12 in subwoofer enclosure specifically engineered as a direct under-seat fit for 2019–2026 Chevrolet Silverado and GMC Sierra Crew Cab trucks.

The Q Power 10 in QBOMB10HP dual vented subwoofer box kicks the music up to the next level with deep sounding and powerful bass.

The Q Power 10 in QBOMB10HP single vented subwoofer box kicks the music up to the next level with deep sounding and powerful bass.

The Q Power QBOMB10TB 10 in dual triangle ported subwoofer box kicks the music up to the next level with deep sounding and powerful bass.

The Q Power QBOMB10V is a dual 10 in vented enclosure designed for vehicle audio installations that call for a dedicated low-frequency cabinet. Its two-chamber layout separates the installed speakers while the center slot opening helps manage airflow inside the cabinet.

The Q Power QBOMB10VL was tailored to perfection, ensuring a seamless fit for 10 in subwoofers, with dimensions crafted for an ideal acoustic enviroment.

The Q Power 12 in QBOMB12HP single vented subwoofer box kicks the music up to the next level with deep sounding and powerful bass.

The Q Power 12 in QBOMB12V dual vented subwoofer box kicks the music up to the next level with deep sounding and powerful bass.

The Q Power QBOMB12VL is a single 12 in ported subwoofer box for car audio builds that need a dedicated space for a compatible driver.