zBox GMC08 Dual Behind-Seat Box for GMC Regular Cab
Sealed dual face-front behind-seat box for GMC Sierra regular cab 2008–up
$199.99
Overview
Cabin space on GMC Sierra regular cab 2008-up calls for a purpose-built box. The zBox GMC08 is a sealed dual-sub enclosure. Construction is carpeted MDF, and the baffle faces forward behind the seat. It is available in 10 or 12 inch. The enclosure ships empty; add the subwoofers and amp you already own.
Product details
Sealed dual-sub for GMC Sierra regular cab 2008-up
GMC08 is a sealed dual-sub enclosure for GMC Sierra regular cab 2008-up. The baffle faces forward behind the seat.
Fitment
Fitment: GMC Sierra regular cab 2008-up. Confirm cab, seat, and clearance on your vehicle before ordering.
Build
Carpeted MDF. Side terminal access where the design includes it.
Sizing
Available in 10 or 12 inch. Confirm fit before ordering. Enclosure only.


Key features
- Sealed dual-sub enclosure for GMC Sierra regular cab 2008-up
- Face front behind the seat
- Carpeted MDF construction
- Available in 10 or 12 inch
- Made in the USA
- Empty enclosure; load your own drivers
Specifications
| Weight | 33 lbs |
|---|---|
| Dimensions | 54 × 19.125 × 7.25 in |
| Size | 10 inch, 12 inch |
| Enclosure Type | Empty |
| Vehicle Make | GM |
| Box Style | Sealed |
| Model | GMC08 |
| Configuration | Dual sub behind seat face front |
| Acoustic design | Sealed |
| Finish | Charcoal automotive carpet over MDF |
| Terminal | Side-mounted speaker terminal cup |
| Fitment | GMC Sierra Regular Cab, 2008 and newer |
| Origin | Made in the USA |
| Parent SKU | GMC08 |
| Variation SKUs | 10GMC08, 12GMC08 |
| Product type | Empty sealed subwoofer enclosure |
| Mount | Behind seat |
| Cutout sizes | 10 inch, 12 inch |
Important notes
Behind-seat regular-cab fit. Enclosure only.
What's in the box
- One empty GMC08 enclosure (selected size)
Manuals and downloads
None.


