Uses patented Reflective Sound Cancellation (RSCTM) technology to eliminate low frequency resonance while minimizing backpressure.
Built to meet or exceed OEM specs with OE-quality flanges and flex assemblies
Manufactures mufflers and catalytic converters to match the OE look, fit and dependability
Exhaust tips and pipes by Vibrant, MagnaFlow, Ractive, Superior, etc.
American Thunder will deliver the aggressive tone you want, as well as the performance you demand!
Starting As Low As $337.95
The Force II provides plenty of "Flowmaster tone" under acceleration but produces lower sound levels while cruising
Starting As Low As $378.95
Performance mufflers to fit most cars, trucks and SUV's
Increase horsepower and reduce under-hood temperature