Bbox A604-10CP Dual 10" Sealed Carpeted Subwoofer Enclosure - Fits 2007-2013 Toyota Tundra Crew Max Fits 2007-2013 Toyota Crew Max - Custom Behind Rear Seat Application MDF Construction with Glued and Braced Assembly Premium Carpeted Finish with Rounded Edges 1.00 Cu. Ft. Air Space per Sub 5.25-Inch Mounting Depth