GS-GM212B black 12" dual sealed sub box, fits 14-18 gmc sierra crew-cab

SPECIFICATIONS:

-CUTOUT DIAMETER: 11 1/8"

-AIR VOLUME: 1.45 CUBIC FT^3

-2 INDIVIDUAL CHAMBERS

-VOLUME PER SUBWOOFER:  0.73 CUBIC FT^3

-WEIGHT: 42 LBS.

-MOUNTING DEPTH: 6 1/2"

DIMENSIONS:

-HEIGHT: 8”

-LENGTH: 49 1/2"

-DEPTH: 16"

CONSTRUCTION:

-5/8" HIGH DENSITY 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 THE REAR SEAT

-DOWN FIRING

-SUBWOOFERS WITH WIDE MAGNETS/BASKETS MAY NOT FIT