The FOX Acoustics GM-CC-212-S-07 is a premium under-seat dual 12-inch sealed subwoofer enclosure engineered specifically for 2007+ GM crew cab trucks. Designed for Silverado and Sierra 1500/2500/3500 crew cab platforms, this enclosure focuses on strong sound quality, tight accurate bass response, and maximum under-seat space utilization while still fitting large modern 12-inch subwoofers. It’s one of FOX Acoustics’ most popular SQ-oriented truck enclosures for customers wanting deep clean bass without sacrificing rear-seat functionality.

Main Features

  • Designed for 2007+ Chevy/GMC crew cab trucks
  • Fits Silverado and Sierra 1500/2500/3500
  • Dual 12-inch sealed enclosure
  • Under-seat mounting design
  • SQ-focused sealed alignment
  • Heavy-duty MDF construction
  • Spray-coated black bedliner finish
  • OEM-style fitment
  • Compatible with many shallow and moderate-depth subwoofers
  • Designed for strong low-frequency accuracy
  • Retains rear-seat usability
  • Optional mounting brackets available separately

Specs

Specification Details
Vehicle Fitment 2007+ GM Crew Cab
Compatible Trucks Silverado / Sierra 1500, 2500, 3500
Enclosure Type Sealed
Subwoofer Size Dual 12"
Box Style Under-Seat
Construction Material MDF
Finish Black Spray Bedliner
Intended Sound Profile Tight / Accurate SQ Bass
Approx. Shipping Weight ~45–65 lbs

Professional installation is recommended because:

  • Large dual-12 systems require upgraded electrical support
  • Seat clearance varies by subwoofer model
  • Proper amplifier tuning matters heavily
  • Some trucks may require storage-tray removal
  • Sound deadening greatly improves low-frequency response

The GM-CC-212-S-07 performs best with:

  • OFC amplifier wiring
  • DSP tuning
  • Sound-deadened doors and rear cab wall
  • Shallow or moderate-depth SQL subwoofers

Works Great With

    Complementary products