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Flowmaster Super 10 Series Offset/Center Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet (Universal; Some Adaptation May Be Required)

Item S503482
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Market Price $112.99 You Save 12% ($13.81)
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$99.18 (each)

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Ship to: Ashburn - 20149
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      Product Information

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


      • Delta Flow Technology
      • Super 10™ Sound Engineering
      • Rich Aggressive Sound
      • Constructed from 409 Stainless Steel
      • MIG Welded for Durability/Longevity
      • For Race/Off-road Only
      • Medium Difficulty Installation
      • Installation Time Is 2 Hours
      • Limited Lifetime Warranty
      • Universal Fitment; Modifications Will Be Required


      Incredible Performance. If you’ve never heard Flowmaster’s Super 10™ Sound Technology, then you don’t know what you are missing. The Flowmaster Super 10 Series Offset/Center Oval Muffler - 2.5 inch is the boss of all exhausts and will give your Sierra the incredible aggressive tone that hails everyone’s attention.

      Unmatched Technology. This muffler features the cutting-edge patented Delta Flow Technology that sets Flowmaster’s exhaust systems apart from all others. This amazing technology helps speed up spent gases as they blow through for a more efficient performance.

      Well-Designed Quality. Constructed from 16-gauge stainless steel, this muffler has been fully MIG-welded for incredible longevity and durability. Built for off-road or race applications only, this universal exhaust may require some adaptation.

      Modifications Required. This Muffler was designed to be used on mutliple applications, as it is not a direct fit replacement part. In order to install this Muffler properly on your vehicle, some modifications to the exhaust system will be required.

      Warranty. Flowmaster protects your investment with a limited lifetime warranty that will cover any defect or flaw that might occur in the materials or workmanship.

      Application. The Flowmaster Super 10 Series Offset/Center Oval Muffler - 2.5 in. fits all 1999-2023 GMC Sierra 1500 models.

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      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Muffler

      Customer Reviews (18)

        Questions & Answers

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