Give your GMC or Chevy's audio system a rockin' sound with this Q-Power Dual 12-Inch Subwoofer Box.This sub box is for 2014-2016 crew cab trucks and is finished with a bed liner coater for enhanced durability. It is compatible with 12-inch speakers and sealed for universal downfire under the seat. It fits in most trucks and is ready to deliver deep and powerful bass. It features high-quality spring-loaded terminals and 0.9 cubic feet of air space.Take your ride from boring to bumping with this Q-Power Dual 12-Inch Sub Box. You'll feel like you are at your own concert with every drive.

The Q-Power 12" subwoofer enclosure box is custom made for GMC and Chevy Extended Cab trucks, model year 1999 to 2006. This enclosure is designed to fit underneath the rear seats and boasts .95 cubic feet of air space.The Q-Power 12" subwoofer box is made from solid 5/8" MDF construction and features charcoal carpet covering, and terminal cup connectors. Turn your ride into a sound machine with the help of the Q-Power 12" Subwoofer Enclosure! If you want the most output for your money, this is the way to go. PLEASE NOTE: This Sub Box is made to fire downward

The perfect fit and the perfect sound all in 1 perfect package, the Q Power Dual 12 Inch Subwoofer Box for 2004 2008 F 150 X Cab & Super Crew is here to take your car audio to new heights.The underseat downfiring subwoofer enclosure includes 2 ports for 12 inch subwoofers. Constructed with high quality spring loaded terminals, high grade 0.75 inch MDF, and durable bed liner, this box will keep your subwoofers protected so they deliver audio perfection non stop.Measuring approximately 52 x 16 x 9 inches with a mounting depth of 4.5 inches and 0.7 cubic feet of air space per sub, this box is designed to fit under the seat of Ford 1 50 X cab and Super Crew cabs (2004 2008).