Put some bass in your space and trick out your truck with a sound system designed to be just the right fit with the QPower GMC/Chevy 1999-2006 X-Cab Classic Dual 12-Inch Subwoofer Box.

This dual 10-inch sub box is designed to downfire right under the seat for max bass response. It features 2 separate air chambers with 0.95-feet of air space per sub plus 5.5 inches of mounting depth. It's finished with a charcoal carpet, so it stands up to years of use.

If you're looking to put some big sound into your 1999-2006 GMC or Chevy Classic extended cab truck, this is the box for you.

• Compatible with 1996-2006 Chevy Silverado XCab and GMC Sierra XCab Classic; Not compatible with Crew Cab models
• Dual enclosure supports 12-inch subwoofers for stronger, more immersive bass performance
• Downfire design directs bass toward the floor for tighter, more controlled low-frequency response
• Compact underseat layout saves valuable cabin space while upgrading your audio system
• Internal air space of 0.95 cubic feet per subwoofer optimizes sound quality and bass depth
• Supports subwoofers with up to a 5.5 inch mounting depth for broad compatibility
• Finished in charcoal carpet to resist wear and daily truck use
• Durable MDF construction delivers long-lasting reliability in demanding driving conditions
• Dimensions (D x W x H): 7.25 x 51.5 x 15.25 inches
• Manufacturer warranty: 1-year warranty