Free Shipping On Orders Over $75. Details

Talk to a Sierra Enthusiast
M-F 8:30A-11P, Sat-Sun 8:30A-9P
$5,000 Up for Grabs! Enter to Win >

Gibson 3.5 Inch Single Aluminized Cat-Back Exhaust System; Single Side Exit (10-11 2WD 6.2L)

Item S500770
AmericanTrucks no longer carries the Gibson 3.5 Inch Single Aluminized Cat-Back Exhaust System; Single Side Exit (10-11 2WD 6.2L). Please check out 2019-2021 GMC Sierra Exhaust Systems for an updated selection.
Call a Sierra Enthusiast at 1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P

    Product Information

    Features, Description, Q&A, Specs & Installation


    • Exits Behind the Rear Tire
    • 4-inch Polished Stainless Steel Tip
    • 3.5-inch Aluminized Mandrel-Bent Tubing
    • Baffled and Chambered Muffler Design
    • 8-inch Round, 24-inch Long Muffler with 3.5-inch Center Inlet and Outlet
    • Easy Bolt-On Installation
    • 2010-2011 6.2L GMC Sierra 1500 Denali Crew Cab Models


    Quiet Power. The Gibson 3.5 in. Single Cat-Back Exhaust System for the 2010-2011 2WD 6.2L Sierra is designed for maximum low-end torque and horsepower for improved acceleration, and optimal hill-climbing, towing and passing power. All the while, it is quieter in the cab than any other performance exhaust.

    Strong Construction for Optimal Performance. The baffled and chambered muffler design results in the aggressive sound you desire, without noise intrusion into the cabin. The 3.5-inch tubing is aluminized for strength, and mandrel-bent for optimal exhaust flow and maximum power. And it is backed by a lifetime-limited warranty.

    Hassle-Free, Bolt-On Installation. This package includes all the necessary hardware for easy installation, and factory-style hangers for easy, bolt-on installation with professional-looking results. No welding is required.

    Application. The Gibson 3.5 in. Single Aluminized Cat-Back Single Exhaust System is designed to fit the 2010 to 2011 2WD 6.2L GMC Sierra's with the following cab and box configuration.
    • Crew Cab with the Short Box

    Technical Note. This Cat-Back System will only fit on 2011 Models that is equipped with a two (2) bolt flange to converter.


    CA Residents: WARNING: Cancer and Reproductive Harm -

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (1) 3.5-inch Headpipe with Flange
    • (1) Superflow SFT Muffler
    • (1) 3.5-inch Over-Axle Tailpipe with Welded Hangers
    • (1) 3.5-inch Exit Pipe
    • (1) 4-inch Stainless Tip
    • (3) 3.5-inch Clamp

    Questions & Answers

    10 More Questions

        Related Sierra 1500 Categories