Flowmaster Exhaust System Kit
American Thunder Kit
Cat back, Exhaust, Kit, Chevrolet, GMC, Truck, Performance
Cat-back 409S 99-06 GM 1500
Cat-back System 409S-Dual Rear/Side Exit- American Thunder - Moderate/Aggressive
Exhaust System Kit
Fits 1999 to 2006 Chevrolet Silverado 1500 and GMC Sierra 1500 with a 4.8L or 5.3L V8 engine, fits Standard Cab and short bed model.
For the person who is looking for a complete Cat-back dual exhaust system with an aggressive tone. 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.
With Flanged Catalytic Converter. Standard cab/Short bed only.
Cat back, Exhaust, Kit, Chevrolet, GMC, Truck, Performance
Cat-back 409S 99-06 GM 1500
Cat-back System 409S-Dual Rear/Side Exit- American Thunder - Moderate/Aggressive
Exhaust System Kit
Fits 1999 to 2006 Chevrolet Silverado 1500 and GMC Sierra 1500 with a 4.8L or 5.3L V8 engine, fits Standard Cab and short bed model.
For the person who is looking for a complete Cat-back dual exhaust system with an aggressive tone. 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.
With Flanged Catalytic Converter. Standard cab/Short bed only.
Flowmaster Exhaust System Kit
Sale price$914.95 USD