Flowmaster American Thunder Dual Exhaust System - 1986-93 Ford Mustang LX/1986 Mustang GT 5.0L RS003C02 Billet fuel rails available under

Billet fuel rails available under 54023

4 in Wide x 5

1975-1980 Oldsmobile Starfire

7L OEM (HE351) Mount Manifold

or reverse seam as they are sometimes called

Flowmaster American Thunder Dual Exhaust System - 1986-93 Ford Mustang LX/1986 Mustang GT 5.0L RS003C02 Billet fuel rails available underFor the person who is looking for a complete Cat back dual exhaust system with an aggressive tone. With easy fit in mind, 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,