Bbox A382-10CP Dual 10" Sealed Carpeted Subwoofer Enclosure - Fits 2001-2016 Ford F250/350/450 Extended Cab Cutout Diameter - 9.125" Max Mounting Depth - 5.5" Net Volume - 1.02" (Height) 5.375" x (Width) 48.75" x (Depth) 10.5" Premium Charcoal Carpet Fits 2001 and Up Ford F250/350 Extended Cabs MDF Construction Completely Carpeted Enclosure With Rounded Edges 0.75-inch Speaker Baffles Custom Built for Under Seat Application