Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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$1,049.95 kit
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Features, Description, Reviews, Q&A, Specs & Installation
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Single |
| Exhaust Exit Location | Both Sides or Rear - After Tire |
| Exhaust Loudness | Aggressive |
Performance Exhaust System. The Flowmaster Outlaw Dual Exhaust System with Polished Tips; Side/Rear Exit is engineered to enhance both the sound and performance of the 6.6L gas V8 Silverado and Sierra 2500HD/3500HD trucks from 2020 through 2026. It delivers an aggressive tone inside and outside the vehicle while boosting horsepower and torque by up to 9 hp and 9 lb.ft. at the rear wheels, offering enthusiasts improved exhaust flow and overall vehicle performance.
Construction and Appearance. Made from durable 409 stainless steel tubing with smooth mandrel bends, the system includes a black high-temperature painted Outlaw Series muffler and polished 4-inch double-wall tips. The Super 10 Series muffler utilizes a chambered design to enhance exhaust flow and produce a deep, aggressive tone. Factory-style hangers and supplied installation hardware maintain a clean, factory-like appearance after installation.
Installation. This bolt-on exhaust system installs easily using factory hangers with no cutting or drilling required, featuring all necessary hardware for a secure and proper fitment.
Warranty. The system is backed by a lifetime limited warranty, providing assurance in its durability and performance.
Application. Specifically designed for 2020 through 2026 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models equipped with the 6.6L gas V8 engine and configured as Crew Cab with a 6.5-foot standard bed, ensuring precise fitment and performance improvements.
Flowmaster 818112
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
What's in the Box
Tech Guides: