Home » Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System
Flowmaster

Flowmaster 11-19 GM 2500HD/3500HD 6.0L FlowFX DOS Cat-Back Exhaust System

SKU: flo717987
Out of stock
$1,117.95

Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

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This Flowmaster® Flow FX® cat-back exhaust system for the 2011-2019 GM 2500HD/3500HD trucks with the 6.0-liter engine is manufactured using durable 409 stainless steel throughout and features 3.50 to 3.00-inch mandrel bent pipes for better exhaust gas flow. This system exits with dual 4.00-inch black stainless steel tips for added style and a custom look. Max gains of 10 hp and 10 lb-ft of torque at the rear wheels over stock. 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. Fits extended cab or crew cab models with the 6.5 foot bed only. Backed by Flowmaster's Lifetime Limited Warranty. Fits 2011-2019 GM 2500HD/3500HD 6.0-Liter, Cat-Back, Dual Side Exit, Flow FX Stainless Steel Exhaust System 2011-2019 GM 2500HD/3500HD trucks with the 6.0-liter engine. Fits extended cab or crew cab models with 6.5 foot bed only. May not fit with some fifth wheel hitches.
  • 3.50-inch to dual 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Flow FX “Straight Through” muffler delivers and aggressive to moderate sound level with increased performance
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • Max gains of 10 hp and 10 lb-ft of torque at the rear wheels over stock
  • 4.00-Inch black stainless steel tips add a custom look to the truck

Fitment:
2011 Chevrolet Silverado 2500 HD
2011 Chevrolet Silverado 3500 HD
2011 GMC Sierra 2500 HD
2011 GMC Sierra 3500 HD
2012 Chevrolet Silverado 2500 HD
2012 Chevrolet Silverado 3500 HD
2012 GMC Sierra 2500 HD
2012 GMC Sierra 3500 HD
2013 Chevrolet Silverado 2500 HD
2013 Chevrolet Silverado 3500 HD
2013 GMC Sierra 2500 HD
2013 GMC Sierra 3500 HD
2014 Chevrolet Silverado 2500 HD
2014 Chevrolet Silverado 3500 HD
2014 GMC Sierra 2500 HD
2014 GMC Sierra 3500 HD
2015 Chevrolet Silverado 2500 HD
2015 Chevrolet Silverado 3500 HD
2015 GMC Sierra 2500 HD
2015 GMC Sierra 3500 HD
2016 Chevrolet Silverado 2500 HD
2016 Chevrolet Silverado 3500 HD
2016 GMC Sierra 2500 HD
2016 GMC Sierra 3500 HD
2017 Chevrolet Silverado 2500 HD
2017 Chevrolet Silverado 3500 HD
2017 GMC Sierra 2500 HD
2017 GMC Sierra 3500 HD
2018 Chevrolet Silverado 2500 HD
2018 Chevrolet Silverado 3500 HD
2018 GMC Sierra 2500 HD
2018 GMC Sierra 3500 HD
2019 Chevrolet Silverado 2500 HD
2019 Chevrolet Silverado 3500 HD
2019 GMC Sierra 2500 HD
2019 GMC Sierra 3500 HD


Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Units Per Sku: 1