Flowmaster American Thunder SS Axle Back 05-10 GT/ GT500
This aggressive sounding system is designed to replace the original rear mounted mufflers located behind the rear axle. With easy fit in mind, the system is mandrel bent for maximum performance and includes specially selected mufflers to support the performance image of the car. As an American Thunder system, it delivers an aggressive exterior tone with moderate interior sound level that is 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, the system includes all necessary parts and hardware for easy installation.
American Thunder System Features:
Mandrel Bent 16ga 409 Stainless Tubing
Moderate Exterior Exhaust Tone
Includes Hangers and Hardware For Easy Installation