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Flowmaster 817584 - Flowmaster American Thunder Exhaust Systems - Cars

Flowmaster 817584 - Flowmaster American Thunder Exhaust Systems - Cars

JEGS Part Number: 389-817584

American Thunder Header-Back Exhaust System
  • 1963-66 Mopar A-Body V8
  • 2.5" Tubing
  • Tips Not Included
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel

    Flowmaster 817584 - Flowmaster American Thunder Exhaust Systems - Cars Details

    Mopar A-Body

    1963 to 1966 Mopar A-body, includes Dodge Dart and Plymouth Valiant and Barracuda with a V8 engine. Does fit convertible models. Does not fit wagon models. May require removal of he passenger-side emergency brake cable guide bracket. For best fit, modific

    For the person who is looking for a complete header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. 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. Note 1: For best fit, modification of transmission crossmember is recommended. Template and instructions included. Note 2: May require removal of the passenger-side emergency brake cable guide bracket. Note 3: Does Not fit Wagon.

    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.

  • 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 389-817584

    Inlet Size (in.)
    Outlet Size (in.)
    409 Stainless Steel
    Inlet Size (in.)
    Exit Position
    Dual Rear
    Exhaust Type
    Exit Style
    Manufacturer's Part Number:
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