Amazon.com: Compatible with 2002-2013 Chevy Avalanche Underseat Alpine Type S S-W10D2 Dual 10" Sub Box Enclosure with S-A60M Amplifier & 4GA Amp Kit : Electronics
Subwoofer box 15's Avalanche Escalade EXT for Sale in Mesa, AZ - OfferUp
Chevy Avalanche Midgate Replace Subwoofer Enclosure 4 10's | Amazon, Chevrolet, subwoofer, South Carolina | A 4 10" Avalanche Midgate Replace Subwoofer Enclosure was made for our friend Kevin of Duncan, SC.