Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Flowmaster American Thunder Single Exhaust System with Polished Tip; Side Exit (01-06 6.0L Silverado 2500 HD)Find parts that fit my vehicle
Item HS63321-60
Our Price
$779.95 set
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$39.00 Available in AT Cash Rewards.
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Product Information
Features, Description, Q&A, Specs & Installation
Features & Specs
- Exhaust systems are a critical component of any vehicle, helping to expel harmful gases while improving performance and enhancing sound.
- Cat-back exhaust systems run from the catalytic converter to the rear of the vehicle, offering easy installation and noticeable performance improvements.
- Axle-back exhaust systems replace only the exhaust components behind the axle, generally costing less and focusing on sound enhancement.
- Header-back exhaust systems replace everything from the headers to the tailpipe, providing the most significant performance gains but requiring more extensive modifications.
- Upgrading your exhaust system can increase performance, enhance sound, and improve your vehicle's aesthetic appeal.
- Improved horsepower and torque result from better exhaust flow.
- A quality exhaust system can give your engine a powerful roar.
- An aftermarket exhaust can improve the look of your vehicle's rear end.
- Professional installation is recommended for complex exhaust systems.
- Ensure any upgrades comply with local emissions regulations to avoid fines.
- Fits 01-06 6.0L Silverado 2500 HD.
| Brand | Flowmaster |
| Exhaust System Type | Crossmember-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Aluminized Steel |
| Exhaust Tip Outlet Style | Single |
| Exhaust Exit Location | Rear Dual |
| Exhaust Loudness | Moderate |
Description
Performance Enhancement. The Flowmaster American Thunder Single Exhaust System with Polished Tip; Side Exit significantly improves engine efficiency by expelling exhaust gases more effectively. This upgrade enhances vehicle horsepower and torque while providing a robust and aggressive exhaust note that automotive enthusiasts appreciate.
Construction and Appearance. Crafted from high-quality stainless steel, this exhaust system features a polished tip that delivers both durability and a striking, professional finish. The materials are designed to resist corrosion and maintain optimal performance even under demanding conditions.
Installation. Installation of this exhaust system typically requires professional expertise due to its complexity, although basic setups may be manageable by experienced DIYers. No drilling is generally necessary, ensuring a secure and precise fit.
Application. Specifically designed to fit the 01-06 6.0L Silverado 2500 HD, this product ensures direct compatibility without modifications, maintaining emissions compliance and vehicle integrity.
Flowmaster 17328
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Exhaust System
- (1) Polished Tip
- (1) Aluminum Heat Shield
- (1) Set Of Hangers And Hardware
Tech Guides:
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4.7
Reviews of Flowmaster Exhaust Products (500+)
Questions & Answers
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Will It Fit My Silverado 2500
- 6.0L V8 - 01, 02, 03, 04, 05, 06
