Flowmaster American Thunder Dual Exhaust System - 1998 Ford Mustang, GT/Cobra 4.6L AA0710AG3R55 Edelbrock AVS2 or Performer Series

Edelbrock AVS2 or Performer Series 600-800cfm

1981-1981 Pontiac Firebird

3/8" barbed end

1-3/8 in Diameter Tube

added comfort

Flowmaster American Thunder Dual Exhaust System - 1998 Ford Mustang, GT/Cobra 4.6L AA0710AG3R55 Edelbrock AVS2 or Performer SeriesFor 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,