Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
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Dual 12-Inch Under Rear Seat Ported Subwoofer Box; Poly Coated
(99-06 Silverado 1500 Extended Cab
Item S204208
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Armor Coated With High Pressure Polyurethane Bed Liner Material
- Increases The Bass Output Up To 4 Times
- Stiffens The Wood and Eliminates Air Leaks
- Fits 2 x 12" Speakers
- Front Firing System
- Ported Sub Box Fits Under The Rear Seat
- Air Volume 1.83 Cubic Feet Total, No Divider (Mono)
- Mounting Depth 9" With Magnet Diameter Less Than 6"
- Material 5/8" MDF
- Dimensions: 56" x 18" x 14"
- Fits 99-06 Silverado 1500 Extended Cab
Description
Dual 12-Inch Bass. The Dual 12-Inch Under Rear Seat Ported Subwoofer Box; Poly Coated is designed to enhance your vehicle's audio system by delivering powerful, deep bass. This subwoofer box is engineered to fit perfectly under the rear seat of the 99-06 Silverado 1500 Extended Cab, maximizing space while providing exceptional sound performance. Its ported design ensures efficient air movement for louder, cleaner low-frequency sound output.
Construction and Appearance. Crafted from sturdy 5/8" MDF, this subwoofer box features an armor coating of high-pressure polyurethane bed liner material. This coating not only increases bass output by up to four times but also stiffens the wood to eliminate air leaks, ensuring durability and a professional finish with a rugged texture built to withstand the vehicle environment.
Installation. Installation is straightforward with a perfect fit under the factory rear seat, allowing for secure placement without the need for drilling or modification. This ensures a hassle-free setup while maintaining the integrity of the vehicle’s interior.
Application. Specifically designed for the 99-06 Silverado 1500 Extended Cab, this subwoofer box fits seamlessly under the rear seat of this model without interference or modification required.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (1) Subwoofer Box
4.0
Customer Reviews (4)
Questions & Answers
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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
