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MBRP 2.50-Inch XP Series Dual Exhaust System with Polished Tips; Rear Exit (07-13 4.8L Sierra 1500)

Item S501883
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      Product Information

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


      • Complete Cat-Back Exhaust System
      • More Efficient Exhaust Flow
      • Boosts Vehicle Horsepower and Torque
      • Provides a Deep Mellow Tone
      • 2.5” Diameter Mandrel-Bent Tubing
      • Highly Polished T304 Exhaust Tips
      • Stainless Steel Construction
      • Exits Point to the Rear of the Truck
      • Bolt-On Installation, with Some Trimming Required
      • Fits 2007-2008 GMC Sierra 1500 4.8L Models


      Improved Exhaust Flow and Performance. The MBRP XP Series 2.5" Cat-Back Exhaust is designed to accelerate the flow of hot contaminated gas from the exhaust, ensuring a cooler and cleaner running engine. This boosts your vehicle's horsepower and torque, while also improving fuel economy.

      A Deep and Mellow Exhaust Noise. MBRP believes that how your vehicle sounds is just as important as how it performs. This exhaust system is specifically designed to get a deeper exhaust note from your GMC Sierra for a truly premium driving experience.

      High Quality Construction. The MBRP XP Series 2.5" Cat-Back Exhaust's construction features thick stainless steel tubing, allowing for amazing performance both on and off the road. This increases its resistance to corrosive toxic elements and allows for longer drives without regular maintenance checks.

      Easy Installation. The installation process of MBRP Cat-Back Exhaust is easy and the exhaust system can be installed with common hand tools. The bolt-on, no weld design provides you with a hassle-free installation process that can be completed in approximately 1-2 hours. Depending on your cab and box size, some cutting to the piping may be required.

      Application. This MBRP XP Series 2.5 in. Split Rear Exit Cat-Back Exhaust 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 - 2009-2013 Model Years Only
      • Regular Cab with the Long Box - 2009-2013 Model Years Only
      • Extended Cab with the Short Box
      • Extended Cab with the Standard Box
      • Crew Cab with the Short Box

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      Fitment: 2007 2008 Details

      MBRP S5040409

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Extension Pipe
      • (1) Intermediate Pipe
      • (1) Muffler
      • (1) Driver Side Over Axle Pipe
      • (1) Passenger Side Over Axle Pipe
      • (1) Passenger Side Tail Pipe
      • (1) Driver Side Tail Pipe
      • (2) 3” Clamp
      • (4) 2.5” Clamp
      • (2) 3/8” x 1.5” Hex Bolt
      • (3) 3/8” Hex Nut
      • (3) 3/8” Lock Washer
      • (2) 3/8” Flat Washer
      • (2) 7/16” Fender Washer
      • (1) 3/8” x 1” Hex Bolt
      • (1) Hanger Assembly
      • (2) Exhaust Tips

      Tech Specs


      Customer Reviews (100+)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 4.8L V8 - 07, 08

        Designed for the Regular Cab (2009-2013 Only), Extended Cab with the Short or Standard Box and the Crew Cab.

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