OBCON Dual 10 - Inch Downfire Subwoofer Box With Labyrinth Power Port, Ford Mustang, and SUV with 3rd row seats With Labyrinth Power Port 33" wide x 18" high x 12" deep - 1.2 air per sub, (subs not included) Labyrinth slot vent design - down fire Premium MDF with "Tri-lock" joint construction Designed to fit: Jeep Wrangler (1997-2007) Ford Mustang (1997-2004 and fires to the back), and SUV's with 3rd row seats (all years)