Flowmaster American Thunder Dual Exhaust System - 1964-72 El Camino/GMC Sprint V8 Suspension Bushing manifold delivers outstanding performance for

manifold delivers outstanding performance for the street with complete emissions compatibility

Fits B&M Pro Stick shifters

To maintain the quality and protective performance of your footwear please follow the care instructions

Main Stud Kit

Flowmaster American Thunder Dual Exhaust System - 1964-72 El Camino/GMC Sprint V8 Suspension Bushing manifold delivers outstanding performance forFor the person who is looking for a complete header 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