Flowmaster 717931 FlowFX Cat-Back System Single Exhaust System Kit

The new Flowmaster ® FlowFX ® cat-back exhaust system for the 2011 to 2019 GM Silverado/Sierra 2500/3500 HD trucks with the 6.0-liter engine is manufactured using durable 409 stainless steel throughout and features 3-1/2 Inch mandrel bent pipes for better exhaust gas flow, and a FlowFX "straight-through" muffler is used for a moderate sound level and maximum performance. Maximum increases on the dyno revealed +21 Horsepower and +23 Pound Feet at the rear wheels. This system exits out the side, behind the rear wheel with a 5.00 Inch black ceramic tip for added style and a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home.

• 3-1//2 Inch Mandrel Bent 16-Gauge 409 Stainless Steel Tubing Maximizes Exhaust Flow And Improves Durability
• Max Increases Of Up To 21 Horsepower And 23 Pound Feet Over The Stock Exhaust At The Rear Wheels
• 5.00 Inch Black Ceramic Coated Tip Adds A Custom Look To The Truck
• Flowfx “straight Through” Performance Muffler Delivers A Deep, Moderate Performance Tone And Improves Exhaust Flow
• Features Complete Hardware And Factory Styled Hangers In The Stock Locations For An Easy Installation
• Limited Lifetime Warranty