| Name | Value |
|---|---|
| Return shipping will be paid by | Buyer |
| All returns accepted | Returns Accepted |
| Item must be returned within | 30 Days |
| Refund will be given as | Money Back |
| Brand | Ground-shaker |
| Number of Ports | Double |
| Speaker Size | 8" |
| Compatible Vehicle Make | GMC |
| Model | Gmc Sierra Extended-Cab |
| Fitment | Under Seat |
| MPN | Does Not Apply |
| Country/Region of Manufacture | United States |
DELIVERED BETWEEN 5 – 7 DAYS BLACK 8″ DUAL PORTED SUB BOX, FITS CHEVY SILVERADO & GMC SIERRA EXT/DOUBLE-CAB 2007-2018 SPECIFICATIONS:-CUTOUT DIAMETER: 7 1/4″-TOTAL AIR VOLUME: 1.25 CUBIC FT.-TUNING FREQUENCY: 36-Hz-1 SLOT PORT (DIMENSIONS: H-1.5” W-5” L-9”)-WEIGHT: 37 LBS.-MOUNTING DEPTH: 6 1/4″ DIMENSIONS:-FRONT HEIGHT: 10 3/4″-REAR HEIGHT: 7 1/4”-LENGTH: 55 1/2″-DEPTH: 13 1/2″ CONSTRUCTION:-5/8″ MDF WOOD-GLUE-STAPLES + MAINLY SEALED WITH HIGH QUALITY SILICONE + INSTALLATION:-FITS UNDER REAR SEAT-DOWN FIRING-2007 FITS ONLY THE NEW BODY STYLE-SUBWOOFERS WITH BIG MAGNETS OR TALL SURROUNDS MAY NOT WORK -2014-2018 BACK SEAT MAY NOT GO DOWN TO ORIGINAL POSITIONNOT ALL SUBS WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUBS
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