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Flowmaster FlowFX Dual Side Exit Cat-Back Exhaust Kit For 2009-2013 GM 1500 5.3L

Pricing: $556.95

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The new Flowmaster® FlowFX® cat-back exhaust system for the 2009-2013 GM Silverado/Sierra 1500 trucks with the 5.3L engine is manufactured using durable 409 stainless steel throughout and features 3.0-inch to dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and a FlowFX "straight-through" muffler for a great aggressive sound level and maximum performance. The system is finished off with dual 4.0-inch diameter black ceramic-coated 304S stainless steel Flowmaster logoed tips exiting in front of the rear tire, giving your truck a custom look that goes hand in hand with that deep performance FlowFX sound. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's lifetime Limited Warranty.



  • Backed by Flowmaster’s Lifetime Limited Warranty
  • Increases of up to 10 hp and 11 lb./ft. over the stock exhaust
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • 3.0-inch and 2.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • FlowFX “straight through” performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
  • Includes two large 4.0-inch black ceramic coated tips with the Flowmaster logo on them, exit in front of the rear tire for an aggressive and stylish look



  • 2009-2013 GMC Sierra 1500 5.3L
  • 2009-2013 Chevrolet Silverado 1500 5.3L



  • Direct Replacement no Modifications Required
  • Fits Crew Cab/Short Bed and Double Cab/Standard Bed Trucks with 143.5-inch Wheelbases Only
  • This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations


  • 717929
  • 717929
  • Flowmaster
  • New


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  • FREE Ground Shipping

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