Installation Time
(approx) 15 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
$94.99 each
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Features, Description, Q&A, Specs & Installation
Compact Bass Enhancement. The Single 12-Inch Behind Driver's Seat Ported Subwoofer Box is designed to deliver powerful, efficient bass in a tight space behind the rear seat. Perfectly sized for the Sierra 2500 HD Crew Cab, this box houses a 12-inch subwoofer in a ported, down-firing layout for enhanced low-end response. It's an ideal choice for audio enthusiasts seeking better sound without sacrificing cabin space.
Construction and Appearance. Built from 5/8-inch MDF for strength and acoustic performance, the enclosure offers 1.08 cubic feet of air volume and 0.06 cubic feet of port volume. The box is wrapped in durable automotive-grade carpet to blend seamlessly with your truck's interior. With a 6-inch mounting depth and compact footprint, it provides a clean, factory-style fit behind the driver's side rear seat.
Installation. Installation is easy and requires no permanent modifications. Simply position the enclosure behind the rear seat for a secure and efficient setup.
Application. This Single 12-Inch Behind Driver's Seat Ported Subwoofer Box fits 2007-2014 Sierra 2500 HD Crew Cab.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 15 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
What's in the Box