The new Flowmaster® Flow FX® cat-back exhaust system for the 2011-2019 GM Silverado/Sierra 2500/3500 HD trucks with the 6.0-liter engine is manufactured using durable 409 stainless steel throughout and features 3.50-inch mandrel bent pipes for better exhaust gas flow, and a Flow FX "straight-through" muffler is used for a moderate sound level and maximum performance. Maximum increases on the dyno revealed +21 hp and +23 lb-ft 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. This exhaust system was designed for Crew Cab Short Bed trucks with the 6.5-foot bed and is backed by Flowmaster's Lifetime Limited Warranty.
Fits 2011-2019 GM Silverado/Sierra 2500/3500 HD 6.0L V8 Crew Cab/6.5' Bed, Flow FX 3.5" Cat-Back, Single Side Exit, Stainless Steel Exhaust System
Flow FX “straight through” performance muffler delivers a deep, moderate performance tone and improves exhaust flow
3.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
Includes complete hardware and factory styled hangers in the stock locations for an easy installation
Max increases of up to 21 hp and 23 lb-ft over the stock exhaust at the rear wheels
5.00-inch black ceramic coated tip adds a custom look to the truck
Flowmaster 11-19 GM 2500 6.0L FlowFX Cat-Back Exhaust System
Backed by Flowmaster’s lifetime limited warranty
Flowmaster Flow FX Cat-Back Exhaust System
Fits Crew Cab trucks with a 6.5' bed.
1119 GM 2500 60L FFX CB SOS
SYS 11-19 GM 2500 6.
SYS 11-19 GM
