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Flowmaster 817574 - Flowmaster American Thunder Exhaust Systems - Cars

Flowmaster 817574 - Flowmaster American Thunder Exhaust Systems - Cars

Flowmaster#389-817574

American Thunder Cat-Back Exhaust System
  • 1986-98 Ford Mustang GT/LX/Cobra 4.6L/5.0L V8
  • 2.5" Tubing, No Tips
  • Dual Dump Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel

    Flowmaster 817574 - Flowmaster American Thunder Exhaust Systems - Cars Details

    Ford Mustang GT/LX/Cobra 4.6L/5.0L V8

    Flowmaster's race-oriented American Thunder Cat-back system is designed to mount behind the factory catalytic converters, or most OEM style aftermarket H-pipes. These systems are mandrel bent for maximum performance and include Super 44 series mufflers. This American Thunder system delivers a super aggressive interior and exterior tone and is suited to the enthusiast who wants the most aggressive components they can purchase. Like all Flowmaster systems, the benefits include improved throttle response and power. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

  • Fits with most modified suspensions
  • Stainless steel construction
  • Patented Delta Flow technology
  • Lifetime limited warranty
  • Made in the USA
  • Premium Flowmaster quality

  • Flowmaster 817574 - Flowmaster American Thunder Exhaust Systems - Cars

    Best suited to enthusiasts who want their cars to be heard while improving throttle response, power, and mileage. American Thunder Exhaust Systems are mandrel bent for optimum performance with specially selected mufflers. Made in the USA.

    Features
  • Premium Flowmaster quality
  • Axle-back, cat-back, or header-back
  • 16-gauge stainless or aluminized steel tubing
  • Moderate to aggressive exterior exhaust tone
  • Necessary hangers & hardware included for simple installation

    JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.

  • Flowmaster 389-817574

    Inlet Size (in.)
    2.5
    Outlet Size (in.)
    2.5
    Material
    409 Stainless Steel
    Inlet Size (in.)
    N/A
    Exit Position
    Dual
    Exit Position
    Dual Rear
    Exhaust Type
    Dual
    Exit Style
    Straight
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