The Q Power GMC122007HT is a custom-fit dual 12-inch subwoofer enclosure designed specifically for 2007–2013 Chevrolet Silverado and GMC Sierra Heavy Duty Crew Cab trucks. Engineered for under-seat installation, this enclosure delivers powerful low-frequency bass performance while maintaining usable cabin space and a clean factory-style appearance. Constructed from durable MDF wood and finished with rugged charcoal automotive carpet, the GMC122007HT is ideal for truck owners wanting strong bass response without sacrificing interior functionality. Features & Highlights Custom-fit dual 12-inch subwoofer enclosure Designed for 2007–2013 Chevrolet Silverado & GMC Sierra HD Crew Cab trucks Under-seat mounting configuration Preserves usable rear-seat cabin space Durable MDF wood construction Premium charcoal automotive carpet finish Optimized for strong low-frequency bass response Compatible with most shallow-mount 12-inch subwoofers OEM-style fitment and appearance Designed for daily-driver truck audio systems No major vehicle modifications required on most applications Specifications Specification Details Enclosure Type Dual 12" Truck Subwoofer Enclosure Vehicle Fitment 2007–2013 Chevy Silverado / GMC Sierra HD Crew Cab Subwoofer Size Dual 12-Inch Mounting Style Under Rear Seat Material MDF Wood Construction Finish Charcoal Automotive Carpet Configuration Forward-Firing Enclosure Style Sealed Speaker Compatibility Most Shallow-Mount 12" Subwoofers Application Truck Audio Systems Compatible Vehicle Applications 2007–2013 Chevrolet Silverado 2500HD Crew Cab 2007–2013 Chevrolet Silverado 3500HD Crew Cab 2007–2013 GMC Sierra 2500HD Crew Cab 2007–2013 GMC Sierra 3500HD Crew Cab Compatibility may vary depending on seat configuration and subwoofer mounting depth.
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