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

Father’s Day Sale – Up to 40% Off! Shop Now >

Find Audio & Electronics for your Sierra 3500

Dual 8-Inch Behind Seat Subwoofer Box; Poly Coated (Universal; Some Adaptation May Be Required)

Item SHG54057
2 Reviews
Our Price

$229.99 each

Military, Medical & First Responders $11.50 Available in AT Cash Rewards.
Confirm Eligibility

Choose options to add to cart.
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

    Shop Owners Save More! Sign up for our dealer program
    Join For FREE
    Loading Indicator

      Product Information

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

      Features

      • Armor Coated With High-Pressure Polyurethane Bed Liner Material
      • Increases Base Strength, Stiffens The Wood, And Prevents Air Leaks
      • Dual 8" Subwoofer Enclosure Designed To Fit Behind Truck Seat
      • Dimensions: 49" Width X 5" Top Depth + 9" Bottom Depth X 15.43" Height
      • Constructed From 5/8" Medium-Density Fiberboard (MDF)
      • Universal Fit; Some Adaptation May Be Required For Specific Trucks

      Description

      Powerful Subwoofer Solution. The Dual 8-Inch Behind Seat Subwoofer Box, poly-coated for durability, is engineered to deliver deep, impactful bass directly from behind your truck seat. It provides a compact yet powerful enclosure for dual 8-inch subwoofers, ideal for truck owners seeking space-saving and high-performance audio upgrades.

      Construction and Appearance. This subwoofer box features a 5/8" MDF core coated with a high-pressure polyurethane bed liner, which stiffens the enclosure, enhances durability, and prevents air leaks. The armor coating offers a textured, rugged look while protecting against wear and tear.

      Installation. Installation is straightforward and typically requires minimal modification, with no drilling necessary in most cases. Designed to fit behind single cab truck seats, it provides an easy, hassle-free upgrade for your vehicle’s sound system.

      Application. Fits universal applications, though some adaptation may be needed to accommodate various truck seat configurations and dimensions.

      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
      3.0

      Customer Reviews (2)

      Questions & Answers

      No questions about this product yet. Ask the First Question