- Bbox Sealed Dual 12" Subwoofer Enclosure for 2014 and Later GM Crew Cab Vehicles
Designed for use with 2014 and later GM crew cab vehicles
For proper installation in your vehicle.
Downfiring subwoofer enclosure
Allows you to install two 12" subwoofers (not included) under the rear seat for powerful audio throughout your vehicle.
Offers durability. The carpeted design blends in with your vehicle's interior.