ARH Shelby Mustang GT500 Long System Long Tube Headers & Mid-Pipe (2011-2014)

Part Number: 613 MTSH5-11

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Upgrade from your factory exhaust system to these long tube headers for added power with a great fit and finish! These American Racing Headers have a bolt-in long tube header system for easy installation and a quick way to boost power and torque for your 11-14 Mustang GT500.

Don't hold your GT500 back. The American Racing Headers exhaust system lets the engine breathe and make more power. With improved exhaust flow and less restriction, the ARH exhaust system helps to improve horsepower and torque.

Built with quality and precision. Made from 304 stainless steel for a strong and durable exhaust system. American made for better quality control. Exhausts are hand-ported and completely tig welded for seamless joints.

Product Benefits: 

  • Made in the USA
  • 304 stainless steel
  • Produces a deep throaty tone
  • 3" exhaust to the rear axle
  • Outstanding torque and horsepower gains
  • Note: American Racing Headers exhaust systems are designed for off-road use only..

    This limited warranty is the only express warranty applicable to Steeda Autosports products. Other rights may arise or vary from state to state in the United States. Steeda is not responsible for any time for which you may lose the use of your vehicle, any inconvenience you might be caused, the loss of your transportation or any part thereof, or any other incidental or consequential damages you may have.

    CA Residents: Cancer and Reproductive Harm WARNING

    Fitment & Features


    Manufacturer: American Racing Headers

    Installation Information:

    Level of Difficulty: Medium
    Install Time: About 7 Hours
    Tools Required: Basic Shop Tools

    Vehicle Fitment:

    Fits Model Year: 2011
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