We are a Ground-Shaker authorized dealer so you get up-to-date, fully warrantied products.
Black 8" Dual Sealed Sub Box, Fits 88-98 GMC Sierra Ext-Cab
| Brand | Ground-Shaker |
| CUTOUT DIAMETER | 7 1/8" |
| TOTAL AIR VOLUME | 1.45 FT^3 |
| VOLUME PER SUBWOOFER | 0.73 FT^3 |
| WEIGHT | 45 LBS. |
| MOUNTING DEPTH | 6" (WITH A 5 1/2" MAGNET DIAMETER) |
| HEIGHT | 11 3/4" |
| LENGTH | 57 1/4" |
| TOP DEPTH | 11" |
| BOTTOM DEPTH | 16 1/2" |
| MATERIAL 1 | 5/8" HIGH QUALITY MDF WOOD |
| MATERIAL 2 | CARPETED WITH DURABLE TRUNK LINER FINISH |
| MATERIAL 3 | SEALED WITH HIGH QUALITY TITEBOND SILICONE |
| MATERIAL 4 | GLUED WITH HIGH QUALITY TITEBOND WOOD GLUE |
| MATERIAL 5 | 2 BINDING POST TERMINALS |
| COMPATIBILITY 1 | FITS UNDER REAR SEAT |
| COMPATIBILITY 2 | FORWARD FIRING |
| COMPATIBILITY 3 | REQUIRES REMOVAL OF JACKKIT |
| ENCLOSURE TYPE | SEALED |
| BOX TYPE | WITHOUT SUBWOOFER |
| NUMBER OF SUBWOOFERS | 2 |
| SUBWOOFER SIZE | 8 INCH |
| VEHICLE MAKE | GMC SIERRA |
