The Q Power QBOMB8VL Single 8 Inch Vented Subwoofer Box kicks the music up to the next level with deep sounding and powerful bass. The vented sub box is constructed of 0.75 inch MDF and finished with a black bedliner spray for increased durability and added style. It features a vented chamber design with a middle slot port and boasts 1.4 cubic feet of air space and 11.5 inch mounting depth for the subwoofer. If you are looking to really make the bass hit hard, then turn your ride into a sound machine with the Q Power QBOMB8VL Single 8 Inch Vented Subwoofer Box. | Qpower | | QBOMB8VL Single 8 Inch Vented Ported Car Subwoofer Sub Box Enclosure | Black | Best Buy