Header-back System 409S - Dual Rear Exit - American Thunder- Moderate/Aggressive
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Flowmaster Inc. Header-back System 409S - Dual Rear Exit - American Thunder- Moderate/Aggressive

Part No. 817139 Warranty Details  

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For the person looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, Flowmaster's America Thunder system for GM F-Body cars includes specially-selected Super 44 mufflers to make your Camaro or Firebird come alive. This Header-back dual exhaust system uses 2.50 in. 409S stainless steel tubing (Backed by our 10-year warranty!) and a durable H-pipe design that delivers improved throttle response, power and mileage. 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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Exhaust Series:American Thunder
Exit Position:Dual Rear Exit
Heat Shield(s) Included:No
Material:Stainless Steel
Muffler Quantity:2
Single Or Dual Exhaust:Dual
System Type:Header-back System
Tip Quantity:2
Type:Header-back System
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