Features 
Holds two 12” subwoofers 
Compatible with F150 Extended/Super Crew years 2004-2008
Finished with durable bed liner 
Downfire underseat 
Dimensions 
Air Space: 0.7 cubic feet (per sub)
Size (W x H x D): 51.25” x 15” x 8.5” 
Mounting Depth: 4.5”