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AFE MACH Force XP 3-Inch Single Exhaust System with Polished Tip; Side Exit (14-18 5.3L Sierra 1500)

Item S500887
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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Cat-Back Exhaust
      • Polished, Stainless Steel, Slash-Cut Tip
      • 3” Diameter Mandrel-Bent Stainless Steel Tubing
      • Uses Factory Mounting Locations
      • Kit Includes OE-Style Clamps and Hangers
      • Eliminates Leaks with 360-Degree Sealing
      • Fits 2014-2018 5.3L GMC Sierra 1500
      • Designed for Double Cabs and Crew Cabs


      Expel Exhaust Gasses Faster. The aFe Mach Force-Xp 3 in. Cat-Back Exhaust with Polished Tip stands out with its polished, stainless steel, slash-cut tip. But there's more to this cat-back exhaust than meets the eye. The unit features a 3" stainless steel tubing with smooth bends that facilitate exhaust flow. This then leads to improved throttle response and additional torque for your truck.

      Better Stability with Factory Mounting Locations. The Single Side Exit aFe Mach Force-Xp 3 in. Cat-Back Exhaust with Polished Tip makes use of EO-style clamps and hangers and factory mounting points to boost its stability. This setup becomes an advantage when your truck is subjected to high heat and high vibrations.

      Aggressive Look and Sound to Back It Up. Once the aFe Single Side Exit Mach Force-Xp 3 in. Cat-Back Exhaust is in place, you can expect your truck to turn heads with its upgraded look and sporty growl.

      Application. The aFe Mach Force-Xp 3 in. Cat-Back Exhaust with Polished Tip fits 2014-2018 5.3L GMC Sierra models with the following cab and box configurations.
      • Double Cab with the Standard Box
      • Crew Cab with the Short Box
      • Crew Cab with the Standard Box

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      Fitment: 2014 2015 2016 2017 2018 Details

      AFE 49-44038-P

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) 304 SS Exhaust Tip
      • (1) Muffler Assembly
      • (1) One-Piece Over-Axle/Tailpipe
      • (3) Band Clamps
      • (1) 13” Mid-Pipe Extension
      • (1) Mid-Pipe

      Tech Specs


      Customer Reviews (68)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 5.3L V8 - 14, 15, 16, 17, 18

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