GS-OGM28B black 8" dual sealed sub box, fits 88-98 gmc sierra ext-cab

SPECIFICATIONS:

-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)

DIMENSIONS:

-HEIGHT: 11 3/4”

-LENGTH: 57 1/4"

-TOP DEPTH: 11"

-BOTTOM DEPTH: 16 1/2"

CONSTRUCTION:

-5/8" HIGH QUALITY MDF WOOD

-CARPETED WITH DURABLE TRUNK LINER FINISH

-SEALED WITH HIGH QUALITY TITEBOND SILICONE

-GLUED WITH HIGH QUALITY TITEBOND WOOD GLUE

-2 BINDING POST TERMINALS

INSTALLATION:

-FITS UNDER REAR SEAT

-FORWARD FIRING

-REQUIRES REMOVAL OF JACK-KIT