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3-Inch Stainless Steel Downpipe (11-15.5 6.6L Duramax Sierra 2500 HD)

Item HG27060
3-Inch Stainless Steel Downpipe (11-15.5 6.6L Duramax Sierra 2500 HD)
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1 Reviews
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$124.99 (each)

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      Product Information

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

      Features

      • Stainless Steel Downpipe
      • Diameter Size: 3 Inches
      • Maximized Exhaust Flow
      • Improved Throttle Response
      • Reduced EGTs
      • T304 Stainless Steel with 3 O2 Bungs
      • Mandrel-Bent and TIG-Welded
      • Thermal Coated and Heat-Wrapped
      • Straightforward Installation
      • High-Heat Thermal Wrap and 2 SS T-Bolt Clamps
      • Fits 2011-2015.5 6.6L Duramax GMC Sierra 2500 HD Models

      Description

      Functionality and Durability. The 3-Inch Stainless Steel Downpipe is a high-performance automotive accessory designed to enhance your driving experience. Engineered to deliver outstanding results, expect improved throttle response and reduced exhaust gas temperatures (EGTs). To safeguard performance and longevity, our downpipe comes thermal coated and heat-wrapped, effectively dissipating excess heat and protecting nearby components.

      Mandrel-Bent and TIG-Welded. Crafted from premium T304 stainless steel, this downpipe boasts a robust construction with a diameter size of 3 inches, ensuring optimal exhaust flow for your vehicle. It has a precisely mandrel-bent and TIG-welded design and comes with 3 O2 bungs further enhancing compatibility with various oxygen sensors, ensuring seamless integration with your Sierra’s systems. Additionally, the package includes a high-heat thermal wrap and two stainless steel T-bolt clamps for secure and hassle-free installation.

      Installation. Putting this Stainless Steel Downpipe on your ride is easy and requires no drilling.

      Application. This 3-Inch Stainless Steel Downpipe fits all 2011-2015.5 6.6L Duramax GMC Sierra 2500 HD models.

      Fitment:

      • 2011 GMC Sierra 2500
      • 2012 GMC Sierra 2500
      • 2013 GMC Sierra 2500
      • 2014 GMC Sierra 2500
      • 2015 GMC Sierra 2500
      Details

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Stainless Steel Downpipe
      • High-Heat Thermal Wrap
      • SS T-Bolt Clamps
      2.0

      Customer Reviews (1)

        Reviews of similar Exhaust products have an average rating of 4.4 out of 5

          Questions & Answers

          10 More Questions

          Will It Fit My Sierra 2500

          • 6.6L V8 Duramax - 11, 12, 13, 14, 15

              Word on the Trail

              This was my first experience shopping with American Trucks for accessories for a new truck. I was very pleased with the selection and wad able to find what I was looking for very easily. I was pleased to see the 'Additional items frequently purchased' displayed as well.

              rkiekens
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