Chevrolet Silverado Subwoofer Enclosure - Underseat - DS18 - Downfiring Sealed Box with Digital LEDs - Black - `14-`21
Chevrolet Silverado Subwoofer Enclosure - Underseat - DS18 - Downfiring Sealed Box with Digital LEDs - Black - `14-`21

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Chevrolet Silverado Subwoofer Enclosure - Underseat - DS18 - Downfiring Sealed Box with Digital LEDs - Black - 14-21 is a vehicle-specific underseat sealed enclosure designed for Chevy Silverado 2014–2021 models. It provides a compact way to add low-frequency impact while keeping the subwoofer protected and out of sight.
This DS18 downfiring sealed box is built to fit neatly beneath the rear seats of compatible Silverados, offering a tight, controlled bass response typical of sealed enclosures. The underseat placement preserves cargo and cabin space and reduces the chance of damage from loose items. Covered in black leather and finished with integrated digital LEDs, the enclosure blends with factory interiors while giving a subtle visual indicator. The design prioritizes space efficiency, bass accuracy, and a clean, vehicle-specific installation approach for enthusiasts who want added low end without bulky trunk gear.
Features
- Fitment: Chevrolet Silverado 2014–2021 underseat application
- Downfiring sealed enclosure for focused, controlled bass
- Black leather covering to match interior trim
- Integrated digital LEDs for status/visual indication
- Underseat placement preserves cabin and cargo space
If you have questions or want help confirming fitment, call us directly — we’re happy to assist. For installation and customization services we operate two shop locations: Austin, Texas and Los Angeles, California area. Call Austin at 512-982-9393 (TX) or Los Angeles at 562-981-6800 (CA). If you are thinking about purchasing multiple items, please contact us for shipping discounts. We install on premises at both locations.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov