Experience the Iconic Flowmaster Sound with American Thunder
Experience the iconic Flowmaster sound with the American Thunder; the original that started it all. These systems are renowned for their very aggressive sound level; and they achieve this through the use of chambered mufflers; resulting in the performance gains and aggressive tone that car and truck enthusiasts crave; both inside and outside the vehicle. American Thunder systems are available in your choice of stainless steel for longevity or economical aluminized steel.
Boost Power and Torque with Classic Chambered Exhaust
The Flowmaster American Thunder Series boasts the classic sound of Flowmaster's chambered exhaust; offering mufflers fine-tuned to boost power; torque; throttle response; and mileage. These exhaust systems have the ability to transform even the most mild-mannered vehicles into machines that emit a deep and aggressive tone that's sure to turn heads.
Flowmaster American Thunder: The Perfect Blend of Sound and Performance
The Flowmaster American Thunder is your ticket to a powerful and aggressive exhaust tone. It's the go-to choice for those who want their vehicle to make a bold statement; both in terms of sound and performance. Whether you opt for stainless steel or aluminized steel; you're sure to enjoy the distinctive and aggressive Flowmaster experience.
Flowmaster Exhaust Systems: Aggressive Sound and Performance-Driven Design
Dual Rear Exit systems are designed for the person who wants that custom look of a dual exhaust on a late model vehicle that came with a factory single exhaust. These systems feature mandrel bent 16 Gauge aluminized steel tubing; either weld-on or flanged inlet pipe/pipes; a specially tuned muffler; clamps; hangers and stainless steel exhaust tips for that aggressive look and sound of a dual exhaust system. Our dual side exit systems are recommended for towing applications.