Add-On Extention Port for 10" Subwoofer Enclosure for Full-size Trucks


Sale price$139.00

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Product Highlights


  • Roadkill-Armor Coat: Permanent Heat Bonded EPM enclosure coating.

  • Weather-Resistant: Designed to withstand harsh outdoor environments.

  • Sound Dampening Properties: Reduces resonance.

  • Impact Absorption: Protects against impacts. Scratch, crack, peel, chemical and stain-resistant.

  • UV Protection: Prevents damage from sun exposure.


Enhance your audio experience with the Add-On Extension Port for the Stinger 10" Under Seat Subwoofer Enclosure. Designed to perfectly complement your Chevy, GMC, Ford, Toyota truck, and more! This optional modular port enclosure doubles the output of your TXTRB10 subwoofer enclosure. Get an extra 6dB of bass extension and take your audio system to the next level.

What's in the Box

Vehicle Fitment Guide
 Make Model  Trim Years
Silverado 1500 2014-2020
Chevrolet Silverado 1500 LD 2019
Chevrolet Silverado 2500 HD, 3500 HD 2015-2020
Chevrolet Silverado 2500HD, 3500 HD Extended Cab 2020
Chevrolet Silverado New body style 2007
Ford F-150 Super Crew 2015-2020
Ford F-150 Super Cab 2015-2020
1500 Crew Cab 2019-2020
GMC Sierra/Sierra Denali 1500 2014-2020
GMC Sierra/Sierra Denali New body style


Find the answers to many common questions:


Warranty Information

We have a 30-day easy return policy for all purchases. 

We provide a shipping label for defective products upon your return request at absolutely no cost to you. Non-defective products will not receive a shipping label and the consumer will be responsible for all shipping costs.

Stinger Off-Road products are warrantied against defects in materials One (1) Year from purchase date. Stinger Off-Road will, at its discretion, replace any products that exhibit defects in materials and/or workmanship during the warranty period. Assessments of defective parts are performed before replacements are shipped or refunds are released.

Please hold on to your order confirmation! All warranty service requires original sales receipt documentation with Order Number. The warranty only applies to the original purchaser.

Note: Products purchased from unauthorized dealers are not covered under warranty.

Warranty Limitations
Units found to have physical or liquid damage caused by use abuse or improper installation may be void of warranty.

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