- GMC Sierra 2500 HD / 3500 V8 6.0L / 8.1L (2001, 2002, 2003, 2004)
- Fits 2001 to 2004 GMC trucks on a 3/4 Ton or 1 Ton HD chassis with a 6.0L or 8.1L engine, fits Extended Cab and Crew Cab models.
Specs & Features
- 2WD/4WD - 2WD/4WD
- California Proposition 65 Chemical Name - Chromium (hexavalent compounds) / Nickel (Metallic)
- California Proposition 65 Required - Yes
- Emission Code - 5
- Exhaust Series - American Thunder
- Exit Position - Single Side Exit
- Heat Shield - No
- Inlet Diameter (in) - 3
- Material - Stainless Steel
- Muffler Quantity - 1
- Muffler Series - 50 Series Big Block
- Outlet Diameter (in) - 3.5
- Product Type - Exhaust Systems / Kits
- Single Dual - Single
- Sound Level - Aggressive Sound
- System Type - Cat-back System
- Tip Diameter (in) - 4
- Tip Quantity - 1
- Tubing Diameter (in) - 3.5
- Includes hangers and hardware for easy installation
For the person who is looking for a complete Header-back dual exhaust system. These systems are mandrel bent for maximum performance and include specially selected mufflers. This American Thunder system delivers a moderate interior and exterior tone and 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, these systems include all necessary parts and hardware for easy installation.
The legendary Flowmaster exhaust system gives your car a unique sound that you can only get from Flowmaster. Designed to have excellent fitment, performance and sound. Flowmaster exhaust systems are dyno tuned for maximum performance.
Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
More in this category
Flowmaster American Thunder Exhausts
GMC Sierra Exhaust
GMC Sierra Parts
Reviews on this product
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