Flowmaster American Thunder Dual Exhaust System - 1964-72 GM A-Body V8 711041 Water-repellent cover fits 14" diameter

Water-repellent cover fits 14" diameter air cleaner assemblies from 3" to 6" tall

Breathers are 1" tall and 1-3/8" in diameter

It provides even better fuel distribution and more airflow than the original

1997-2000 Isuzu Hombre

1948-1952 Ford F1

Flowmaster American Thunder Dual Exhaust System - 1964-72 GM A-Body V8 711041 Water-repellent cover fits 14" diameterFor 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