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Flowmaster 40 Series Offset/Offset Oval Muffler; 3-Inch Inlet/3-Inch Outlet (Universal; Some Adaptation May Be Required)Find parts that fit my vehicle

Item S503464
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Flowmaster 40 Series Offset/Offset Oval Muffler; 3-Inch Inlet/3-Inch Outlet (Universal; Some Adaptation May Be Required)
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$89.96
13 Reviews
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-10% $89.96 each Was $99.95

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      Product Information

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

      Features & Specs

      • Deep, Flowmaster Sound
      • Boosts Horsepower and Torque
      • High Performance 40 Series
      • Built from Aluminized Steel
      • Black Finish
      • Simple Installation
      • 3-Year Limited Warranty
      • Universal Fitment; Modifications Will Be Required

      Description

      Deep, Flowmaster Sound. Announce your arrival with a Flowmaster 40 Series Muffler. This 40 Series muffler provides a deep, aggressive sound while also allowing your engine to breathe better. Less exhaust backpressure means more power and torque. Fuel economy is also improved with a Flowmaster muffler. Measurements include a 3” inlet and outlet, 13” long case, and 19” overall length. There’s no easier way to transform your truck’s sound and performance than with a Flowmaster 40 Series muffler.

      Built from Aluminized Steel. Flowmaster mufflers are built tough, right here in the USA. This 40 Series muffler is constructed from durable aluminized steel. MIG-welding provides a structure that will stand the test of time. To resist corrosion, the muffler features a black powder coated finish.

      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.

      3-Year Limited Warranty. Flowmaster backs its 40 Series Mufflers with a 3-year limited warranty. Some exclusions may apply, please see manufacturer’s warranty information for details.

      Application. This Flowmaster 40 Series Muffler fits all 1999-2025 GMC Sierra 1500 models.

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      Flowmaster 43043

      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) Muffler
      5.0

      Customer Reviews (13)

      Questions & Answers

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          Word on the Trail

          Needed some step bars for my company truck, the site gave me great resources to make my decision, install videos and pics were helpful as well.

          tenracing
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