Free Shipping On Orders Over $75. Details

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

MBRP 3.50-Inch XP Series Single Exhaust System with Polished Tip; Side Exit (11-13 6.2L Sierra 1500 Denali)

Item S500662
Call a Sierra Enthusiast at 1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Market Price $685.58 You Save 19% ($130.59)
Our Price


FREE Shipping

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
In Stock

Ship to: Ashburn - 20149
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

      Product Information

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


      • Heavy-Gauge T409 Stainless Steel
      • Polished T304 Stainless Steel Tip
      • Proven to Boost Power and Torque
      • Possible Fuel Mileage Improvement
      • Rich, Aggressive-Yet-Mellow Tone
      • Straightforward Installation
      • Lifetime Warranty
      • Fits 2011-2013 6.2L GMC Sierra Denali
      • Designed for the Crew Cab with the Short Box


      The Premium Stainless Cat-Back. Take your Sierra Denali to new heights of performance and pleasure with a XP Series 3.5 in. Single Side Exit Cat-Back Exhaust from MBRP. MBRP systems are tuned for each specific application to deliver noticeable increases in power and torque. The well-planned installation and overall build quality make the XP Series a great investment in the life of your truck.

      Built to Achieve. Starting with thick 16 gauge series T409 stainless steel, MBRP crafts this system with the highest quality in mind. The curves are mandrel-bent for ultimate smoothness. MBRP tunes every system they offer at their own on-site dyno. The result is a system that boosts peak power and torque. Users report improvements in fuel efficiency of 1 to 2 MPG. The sound is strong, beefy and mellow. MBRP backs this system with a full lifetime warranty.

      No-Headache Installation. MBRP includes all necessary parts and hardware for a complete installation. This system uses only stock hanger attachment locations. Follow the included step-by-step instructions for a smooth installation experience.

      Application. This MBRP XP Series 3.5 in. Single Side Exit Cat-Back Exhaust fits your 2011-2013 6.2L GMC Sierra Denali with the following cab and box configuration.
      • Crew Cab with the Short Box

      Shop All Truck Parts And Accessories

      Shop All Truck Exhaust

      Fitment: 2011 2012 2013 Details

      MBRP S5070409

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Extension Pipe
      • (1) Front Extension Pipe
      • (1) Muffler
      • (1) Over Axle Pipe
      • (1) Tail Pipe
      • (1) Exhaust Tip
      • (1) 3.5” Hanger Clamp
      • (3) 3.5” Clamp

      Tech Specs


      Customer Reviews (100+)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 6.2L V8 - 11, 12, 13

        Designed for Denali models only.

            Related Sierra 1500 Categories