Flowmaster 817200 Header-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound
Fits 1968 to 1972 GM A-Body with a V8 engine.
For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. This system is mandrel bent for maximum performance and includes 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.
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