Description
Moderate to Aggressive. Drive through the trails with an attention-grabbing sound by replacing your stock exhaust with this Flowmaster American Thunder Dual Exhaust System with Polished Tips and Side/Rear Exit location. This exhaust system features a 50 Series HD Muffler with Delta Flow Technology, allowing your truck to generate moderate to aggressive sound levels.
Offers Power Boosts. Installing this dual exhaust system helps increase your vehicle’s horsepower and torque. With this assembly’s large dual 3-inch mandrel bent tailpipes, exhaust gases can escape freely, allowing more air to come in for better combustion. By improving your truck’s exhaust flow, you’ll be able to experience significant power boosts.
Made of Stainless Steel. This exhaust system’s components are all made of stainless steel. With this material, your new exhaust can withstand extreme temperatures and the corrosive effects of chemicals, oil, and other elements. Plus, its 4-inch tips sport a polished finish to give the assembly a sleeker and more outstanding look.
Bolt-On Installation. Setting up this dual exhaust system is easy. Its bolt-on design allows you to mount it to your truck’s factory hanger locations. For greater convenience, this kit includes all the hardware you need.
Application. This Flowmaster American Thunder Dual Exhaust System with Polished Tips and Side/Rear Exit is made to fit 2011-2019 6.0L Chevrolet Silverado 2500 HD models.
Flowmaster 817541
CA Residents: WARNING: Cancer and Reproductive Harm
- Moderate to Aggressive Sound Level
- Adds More Horsepower and Torque
- Features a 50 Series HD Muffler with Delta Flow Technology
- With Large Dual 3-Inch Mandrel Bent Tailpipes
- Comes with (2) 4-Inch Polished Tips
- Made of Stainless Steel
- Side/Rear Exit Location
- Bolt-On Installation
- Made to Fit 2011-2019 6.0L Chevrolet Silverado 2500 HD Models
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.50 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Rear – Dual |
| Exhaust Loudness | Moderate |






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