Are you looking for the ultimate GMC Custom Subwoofer enclosure? Not only does this enclosure look amazing, but it's also designed to deliver the best sound quality, output, and low-end extension that you won't find in other GMC enclosures. 

Hand-Crafted Enclosure Details:

 - Pre-loaded with four 8-inch JL Audio W3V3 Series Subwoofers, pre-wired
 - Premium Materials (Premium MDF, High-Grade Carpet, and OEM match vinyl)
 - Does not require any seat lifts or modifications to the rear seat
 - Hand-made by our Award Winning Team
 - Different Emblem Options such as Denali, High Country, etc
 - RGB Multi-Color Lighting Standard (Controlled via your mobile phone)

The Loaded Subwoofer Rack "Ingredients":

Electronics:
 - JL Audio RD1500 1500wrms Mono-Block Amplifier
 - JL Audio Subwoofer Remote Level Control

Custom Made In-House Components:
 - Ten87 Design Custom Made Amplifier Rack
 - Bose Plug and Play T-Harness
 - Full-length Power + Ground 4ga OFC Copper Wiring Kit
 - Subwoofer harness with quick disconnect connectors

Additional Touches:
 - Pre-tuned and Tested In-House by the Sounds Good Stereo Team
 - Over-packaged to ensure safe arrival
 - Includes Free Shipping in the U.S.