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Gibson 3-Inch Single Stainless Exhaust System; Side Exit (07-13 4.8L Sierra 1500)

Item S502293
AmericanTrucks no longer carries the Gibson 3-Inch Single Stainless Exhaust System; Side Exit (07-13 4.8L 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


    • Gibson 3 in. Single Stainless Cat-Back Exhaust System – Single Side Exit
    • Perfect for Increased Acceleration, Passing Power, Towing, & Maximum Hill Climbing
    • Reaches Full Torque & Horsepower at Low-End (1800 – 3000 RPM)
    • Baffled & Chambered Design w/ No Internal Packing
    • Aggressive Sound w/ Minimal Interior Drone
    • 4” Polished T304 Stainless Rolled Slash Cut Tip
    • 3” Stainless Steel Mandrel Bent Tubing
    • Tip Dimensions: 12” Length; 3” Inlet; 4” Outlet;
    • Muffler Dimensions: 24” Length; 3” Offset Outlet; 3” Offset Inlet; 8” Round
    • Easy Bolt-on Installation w/ No Welding Required
    • Exit Position in Stock Location
    • Ball Flange Connection
    • Made in the USA
    • Lifetime Limited Warranty
    • Fits all 2007-2013 GMC Sierra 4.8L Models


    Increased Horsepower. Your GMC Sierra will achieve maximum horsepower and torque at the low-end at 1800-3000 RPM with the Gibson 3 inch Single Stainless Cat-Back Exhaust System. It is perfect for maximum hill climbing, towing, improved acceleration, and passing power. You'll love the aggressive sound with minimal interior drone. There is no internal packing. It has a baffled and chambered design.

    High-Quality. Both the 3-inch mandrel bent tubing and 4-inch rolled slash cut tip are made from T304 stainless steel.

    Specifications. The muffler is 2-feet long with an 8-inch round, 3-inch offset inlet, and 3-inch offset outlet. The foot long tip has a 3-inch inlet and 4-inch outlet.

    Simple Installation. No welding is required with the basic bolt-on installation. It has a ball flange connection and the exit position is in the stock location. Gibson makes this muffler in the USA. It provides a Lifetime Limited Warranty.

    Application. This Gibson 3 in. Single Stainless Cat-Back Exhaust System with a Single Side Exit is designed to be used on the 2007-2013 4.8L GMC Sierra's with the following cab and box configurations.
    • Regular Cab with the Standard Box
    • Extended Cab with the Standard Box
    • Crew Cab with the Short Box

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    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (1) Single Stainless Cat-Back Exhaust System
    • Factory Style Hangers
    • Hardware for Mounting
    • Installation Directions

    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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