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Gibson 3-Inch / 2.25-Inch Dual Sport Exhaust System; Side Exit (14-18 5.3L Sierra 1500)

Item S500976
AmericanTrucks no longer carries the Gibson 3-Inch / 2.25-Inch Dual Sport Exhaust System; Side Exit (14-18 5.3L Sierra 1500). Please check out 2019-2021 GMC Sierra Exhaust Systems for an updated selection.
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    Product Information

    Features, Description, Q&A, Specs & Installation


    • Cat-Back Exhaust
    • Exits Behind the Rear Tire
    • Deep Exhaust Tone
    • Aluminized Mandrel-Bent Tubing
    • Dual Outlet with 4” Polished, T304 Stainless, Slash-Cut Tips
    • Baffled and Chambered Muffler Design
    • Minimal Interior Drone
    • Bolt-on Installation with Professional-Looking Result
    • Fits 2014-2018 5.3L GMC Sierra Double Cab and Crew Cab Models


    Improve the Look and Sound of Your Truck. Give your GMC Sierra a new look and a deeper, more muscular tone with this Gibson Dual Sport Aluminized Cat-Back Exhaust System. This cat-back exhaust exits behind the rear tire, showing off a 4" polished stainless steel slash-cut tip. In addition to an improved appearance, the exhaust also allows your truck to produce a deeper tone, thanks to its baffled and chambered muffler design.

    Made of Durable Materials. The impressive appearance of this cat-back exhaust is backed by high quality components that will last for years. It has an aluminized mandrel-bent tubing that's made to resist rust, corrosion, and the wear and tear of everyday driving.

    Designed for Easy Installation. The Gibson cat-back exhaust will look like it has been mounted by a professional once it's attached to your truck. However, you can do the bolt-on installation on your own using only the provided kit and some common hand tools.

    Application. This Gibson 3 in. / 2.25 in. Dual Sport Aluminized Cat-Back Exhaust System with a Dual Side Exit is designed to be used on the 2014-2018 5.3L GMC Sierra's with the following box and cab configurations.
    • Double Cab with the Standard Box
    • Crew Cab with the Short Box
    • Crew Cab with the Standard Box

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    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (1) 3" Headpipe
    • (1) Superflow CFT Muffler
    • (1) 2.25" Passenger Side Over Axle Tailpipe
    • (1) 2.25" Driver Side Over Axle Tailpipe
    • (2) 4.0" Rolled Stainless Tips
    • (1) 3" Clamp
    • (2) 2.25" Clamp
    • (1) Bolt Kit for Tailpipe

    Reviews of Gibson Exhaust Products (16)

    Reviews of Gibson Exhaust products have an average rating of 4.8 out of 5

      Questions & Answers

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