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1968-1972 Chevelle Flowmaster American Thunder Exhaust System, 2.5 Inch, Stainless, Dual Rear Exit

Product May Vary From Above Listed Image

For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. 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.Mandrel bent 16 gauge 409 stainless tubingSuper 40 Series MufflersAggressive and powerful exterior exhaust toneDual Rear ExitIncludes hangers and hardware for easy installationMade in the USAPremium Flowmaster quality

Retail Price

$676.45

Your Price

$622.58

You Save: 8%

7.96%)
  • Ground Up Part # FLOW-817409
  • Manufacturer Part # 817409
  • Brand Flowmaster
  • Sold As: Kit
  • Eligible For Discounting with Coupon No
  • Eligible For Free Shipping with Coupon No
  • Shipping Details: Ships in multiple Oversize boxes.


For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. 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.Mandrel bent 16 gauge 409 stainless tubingSuper 40 Series MufflersAggressive and powerful exterior exhaust toneDual Rear ExitIncludes hangers and hardware for easy installationMade in the USAPremium Flowmaster quality

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Instructions: Download Instructions