817807 Flowmaster American Thunder Series - 2018-2020 Ford Mustang Axle-Back Exhaust System - Made of Aluminized Steel F13817807
FLOWMASTER AMERICAN THUNDER AGGRESSIVE TONE CHAMBERED MUFFLER EXHAUST SYSTEMS
Flowmaster’s American Thunder aggressive tone chambered muffler exhaust systems include mandrel-bent steel tubing and a chambered muffler that’s fine-tuned to deliver improved torque, horsepower and gas mileage, plus the moderately aggressive rumble you crave for your street machine. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of performance exhaust systems, respected for their design, innovation and engineering.
- MADE IN USA
- Offered in aluminized or stainless steel
- Chambered muffler fine-tunes exhaust tone to moderately aggressive rumble
- Mandrel-bent tubing allows for continuous airflow
- Quick and easy installation
- Direct fit by vehicle year, make and model
- Proven to improve torque, throttle response, horsepower and fuel economy by rigorous dyno testing
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