Description
Steady Flow Design. With a high-performance muffler, this exhaust uses patented Delta Flow technology. It’s dyno-tuned to ensure it works efficiently. The tubing is also mandrel bent for smooth, seamless flow, preventing leaks and blockages in the exhaust system.
Durable Make. This exhaust system is made out of 409S stainless steel to remain secure while running high-performance applications. Strong and sturdy, the stainless steel construction even extends to the stainless tips that are logo embossed. The tips are located on the side and rear exits of this split exhaust design.
Bolt On Installation. Flowmaster engineered their American Thunder Cat-Back to be a direct upgrade replacement of the factory Silverado exhaust system. All of the necessary hardware is included and installs easily with basic hand tools. Depending on your cab and box configuration, some cutting to the exhaust piping may be required.
Application. The Flowmaster American Thunder Stainless Steel Split Rear/Side Exit Cat-Back Exhaust is designed to be used on the 2011-2018 Chevrolet Silverado’s with the following cab and box configurations.
- Extended Cab with the Standard Box
- Extended Cab with the Short Box
- Double Cab with the Standard Box
- Crew Cab with the Short Box
- Crew Cab with the Standard Box
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Flowmaster 817602
CA Residents: WARNING: Cancer and Reproductive Harm
- 50 Series High-Performance Muffler
- 2.5″ Mandrel Bent Tubing
- Strong Stainless Steel Construction
- Logo Embossed 3.5″ Stainless Tips
- Bolt On Design; Some Cutting May Be Required
- Fits 2011-2018 6.2L Chevrolet Silverado (Crew and Double Cabs Only)
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 2.50 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Both Sides or Rear – After Tire |
| Exhaust Loudness | Moderate |
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