These systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate 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, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Features Type - Header-Back Diameter - 2-1/2 in. Exit Position - Rear Exit Exhaust Type - Dual Outlet Type - Dual Muffler Configuration - Dual Inlet And Dual Outlet Sound Level - Moderate Fits For various makes and model - SKU: KSAO54150

These systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate 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, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Features Type - Header-Back Diameter - 2-1/2 in. Exit Position - Rear Exit Exhaust Type - Dual <li