Flowmaster American Thunder Single Exhaust System - 1999-2006 Chevy/GMC 1500 4.8L/5.3L 4122RD 320 cc Intake

320 cc Intake

Preset 8-10psi

218 in Long

Built in shift light controls for use with any AutoMeter shift light

1993-1993 Mazda B2200

Flowmaster American Thunder Single Exhaust System - 1999-2006 Chevy/GMC 1500 4.8L/5.3L 4122RD 320 cc IntakeFor the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat back exhaust system provides. D. O. R. D. O. S. systems are the perfect choice, and include exit pipes for both dual out rear and dual out side configurations so that you can choose the one that fits your style. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants