Q-Power - QBFORD12 2004 - 2hole 12" for Ford 2004-2008 F150 Xcab/Super Crew Underseat Downfire Finished with Durable Bed Liner 2004-2008 Ford F150 Xcab & Super Crew Air Space: 0.7 Cubic Feet (per sub) Mounting Depth: 4.5" - Ford Speaker Box Ford Box