FREE 1 to 3-Day Delivery on Orders $149+ Details

Talk to a Silverado 1500 Sales Tech
1-888-706-1096
M-F 8:30A-11P ET, Sat-Sun 8:30A-9P ET
$3K Fall Sweepstakes! Enter Now >

Find Audio & Electronics for your Silverado 1500

Dual 12-Inch Under Rear Seat Front Firing Subwoofer Box; Carpeted (99-06 Silverado 1500 Extended Cab)Find parts that fit my vehicle

Item S204206
$0.00
1 Reviews
Our Price

$189.99 each

Military, Medical & First Responders Earn $9.50 in AT Cash Rewards. Get Verified

Ship to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

CONFIRM THIS FITS YOUR VEHICLE!

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features

      • Subwoofer Box
      • Matte Black Carpeted Finish
      • Has Space for (2) 12-Inch Subwoofers
      • Under Rear Seat Model
      • Air Volume of 1.42 Cubic Feet per Side
      • Mounting Depth of 7 Inches
      • Crafted from 5/8-Inch MDF Material
      • Sized 57 x 19 x 15
      • Front Firing Design
      • Comes in Singles
      • Fits 1999-2006 Chevrolet Silverado 1500 Extended Cab Models

      Description

      Custom Audio Fitment. This Subwoofer Box is designed to provide a seamless audio upgrade for 1999–2006 Chevrolet Silverado 1500 Extended Cab models. Specifically engineered to mount under the rear seat, it accommodates two 12-inch subwoofers and delivers enhanced bass response while preserving cabin space. With its front-firing layout, this enclosure ensures that sound travels cleanly and powerfully through the cab.

      Construction and Appearance. Built from durable 5/8-inch MDF material, this subwoofer box is finished in a matte black carpeted exterior that blends into your truck’s interior for a clean, professional look. Each side offers 1.42 cubic feet of air volume and a 7-inch mounting depth, supporting deep bass and subwoofer compatibility without distortion. Its size and structure are optimized for tight, accurate audio performance.

      Installation. This enclosure installs easily under the rear seat with no cutting or permanent modifications required. It’s a direct replacement for universal or homemade alternatives, offering an adaptable fit and user-friendly setup process for improved in-cab sound without taking up floor space.

      Application. This Subwoofer Box fits 1999–2006 Chevrolet Silverado 1500 Extended Cab models. It enhances your vehicle’s audio experience with deeper bass, optimized enclosure volume, and clean installation that maintains your cabin’s original functionality.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 1 Hour

      Difficulty Level:

      Simple installation for anyone.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Subwoofer Box
      4.0

      Customer Reviews (1)

      Reviews of similar Interior products have an average rating of 4.66 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Silverado 1500

      • 4.3L V6 - 99, 00, 01, 02, 03, 04, 05, 06
      • 4.8L V8 - 99, 00, 01, 02, 03, 04, 05, 06
      • 5.3L V8 - 99, 00, 01, 02, 03, 04, 05, 06
      • 6.0L V8 - 03, 04, 05, 06