This Q-Power 12" QBOMB12VL Single Vented Subwoofer Box Enclosure is designed and built for the deepest bass. It features a single vented chamber design and boasts 1.8 cubic feet of air space. This 12" Q-Bomb subwoofer box is finished with a black bedliner spray for increased durability. Turn your ride into a sound machine with the help of the Q-Power 12" Subwoofer Enclosure! If you want the most output for your money, this is the way to go. Your purchase of the QBOMB12VL comes with a 2-year Warranty: (1-year Manufacturer + 1-year VMInnovations). We are an authorized Q-Power dealer!