Empty Woofer Box Dual 10" for GMC XCab 07-15 high transmission

QPOWER DUAL 10" EMPTY WOOFER BOX

FOR CHEVY SILVERADO EXTENDED CAB TRUCKS - 2007 + NEWER
DUAL 10" DOWNFIRING BOX - SEPARATE CHAMBERS
5/8" MDF, CHARCOAL CARPET, PLASTIC SPRING TERMINALS
53 1/4" WIDE x 13 5/8" DEEP x 5 1/8" - 8 3/4" HIGH
BOTTOM HAS CENTER RAISED AREA FOR TRANSMISSION HUMP
WOOFER MOUNTING DEPTH: 5"
AIR SPACE = 0.62 CU. FT. PER CHAMBER