Flowmaster

817139

Flowmaster 817139 Header-back System 409S - Dual Rear Exit - American Thunder- Moderate/Aggressive

EAN: 0700042024308

UPC: 700042024308

Exhaust & Emissions

Mandrel bent, 16 gauge, 409 stainless tubing
Moderate to aggressive exterior exhaust tone
Includes hangers and hardware for easy installation
Header back system
Dyno tuned for maximum performance

For the person looking for a complete header-back dual exhaust system with an aggressive tone. With easy fit in mind, Flowmaster's American Thunder system for GM F-body cars include specially-selected Super 44 mufflers to make your Camaro or Firebird come alive. This header-back dual exhaust system uses 2.5 inch 409S stainless steel tubing (backed by 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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