Atrend Dual 12 Subwoofer Enclosure For GM Extended Cabs 1999 & Up Series: B Box Series Type: Enclosures Enclosure: Sealed Feature: 12 Dual Down Firing Length: 51 Top: 13.25 Bottom (front to back (face)): 13.25 Front (top to bottom): 9 Back (top to bottom): 6 Mounting Depth: 7.12 Vehicle Type: 'Classic' Chevy Silverado or 'Classic' GM Sierra Extended Cabs Labor: 1 year limited Parts: 1 year limited
