Enclosure uses Spray-on Black Bedliner Poly Coating TOP EMBOSSED "e;Q BOMB"e; LOGO TERMINAL CUPS Under seat downfire DIMENSIONS: 50 1/2"e;W X 15 3/4"e;H X 5"e;TD/8 3/4"e;BD MOUNTING DEPTH: 5.5"e; AIR SPACE = 0.9 CU. FT. PER CHAMBER HAS AN OUTER CARTON AND IS UPS SHIPPABLE CM 10-5-11 NO WARRANTY ON EMPTY WOOFER BOXES 2Hole 12″ Subwoofer Enclosure Underseat Downfire For GMC/Chevy Crew Cab 2007-2013