Flowmaster#389-817574American Thunder Cat-Back Exhaust System
Flowmaster 817574 - Flowmaster American Thunder Exhaust Systems - Cars Details
Ford Mustang GT/LX/Cobra 4.6L/5.0L V8
Flowmaster's race-oriented American Thunder Cat-back system is designed to mount behind the factory catalytic converters, or most OEM style aftermarket H-pipes. These systems are mandrel bent for maximum performance and include Super 44 series mufflers. This American Thunder system delivers a super aggressive interior and exterior tone and is suited to the enthusiast who wants the most aggressive components they can purchase. Like all Flowmaster systems, the benefits include improved throttle response and power. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
Best suited to enthusiasts who want their cars to be heard while improving throttle response, power, and mileage. American Thunder Exhaust Systems are mandrel bent for optimum performance with specially selected mufflers. Made in the USA.Features
JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.