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  1. Flowmaster 2013-2014 Mustang 5.0L V8 409S Outlaw Cat-Back System
    $1,135.95

     

    The Outlaw Cat-back exhaust systems feature race-bred Outlaw mufflers for a very aggressive track-oriented sound inside the car and out. Featuring 3.00? mandrel-bent piping, this Outlaw system bolts directly behind the OE cats with our Scavenger X pipe assembly and delivers noticeable increases in horsepower and torque, while maintaining 50-state emissions legality. 4.00? polished stainless tips provide a finished look to the American made T409 stainless exhaust system, and Flowmaster's Lifetime Limited Warranty protects the system. Please note: This exhaust may exceed sound ordinances in some areas. Please check local laws before ordering.

    • Stainless steel construction
    • Dyno tuned for maximum performance
    • Flowmaster's most aggressive system
    • Made in the USA
    • Premium Flowmaster quality

    Installation Instructions

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    • Flowmaster 2011-2012 Mustang 5.0L V8 409S Outlaw Cat-Back System
      $1,115.95

      Flowmaster's race-oriented Outlaw Cat-back systems are designed to mount behind the factory catalytic converters for 50 state emissions legality. These systems are mandrel bent for maximum performance and include specially selected mufflers. Outlaw systems deliver a super aggressive interior and exterior tone and are suited to the enthusiast who wants the most aggressive components they can purchase. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

      • Stainless steel construction
      • Dyno proven performance gains
      • Super aggressive sound
      • Lifetime limited warranty
      • Made in the USA

      Installation Instructions

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