Skip to content
Experience the aggressive Flowmaster sound with enhanced performance.
The Flowmaster American Thunder Exhaust System is designed to provide a powerful and aggressive exhaust tone while enhancing vehicle performance. Constructed from mandrel bent 16 gauge 409 stainless steel tubing, this header-back system ensures durability and longevity. The system connects after the factory catalytic converter and is dyno tuned to maximize performance, making it a reliable choice for automotive enthusiasts.
This dual exhaust system features a 2-1/2 inch pipe diameter and includes two mufflers, delivering a robust sound that is both aggressive and moderate. The exhaust exits at the rear, providing a clean and stylish look without the need for exhaust tips. With no required welding and an estimated installation time of just two hours, this system is designed for ease of installation.
Flowmaster's commitment to quality and performance is evident in the American Thunder Exhaust System, making it a valuable addition for those seeking to enhance their vehicle's exhaust system. The inclusion of necessary hardware ensures a straightforward installation process, allowing users to enjoy the benefits of improved sound and performance with minimal effort.
Features
- Mandrel Bent 16 Gauge 409 Stainless Steel Tubing
- Aggressive And Powerful Exterior Exhaust Tone
- Connects After Factory Catalytic Converter
- Dyno Tuned For Maximum Performance
Specifications
- Manufacturer: Flowmaster
- Manufacturer Part Number: 817139
- Type: Header-Back
- Exhaust Type: Dual
- Outlet Type: Dual
- Exit Position: Driver And Passenger Rear
- Material: Stainless Steel
- Includes Muffler: Yes
- Sound Level: Aggressive/ Moderate
- Diameter (IN): 2-1/2 Inch
- Includes Exhaust Tip: No
- Exhaust Tip Style: Without Tip
- Exhaust Tip Material: Without Tip
- Muffler Quantity: 2
- Includes Exhaust Pipe Muffler Delete: Yes
- Muffler Configuration: Single Inlet/ Single Outlet
- Muffler Brand: Super 44 Series
- Includes Hardware: Yes
- Required Welding: No
- Estimated Install Time (Hours): 2
Compatibility / Fit
- 1969-1969 Chevrolet Camaro
- 1969-1969 Pontiac Firebird
Technical Documents
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
