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Flowmaster

Flowmaster 717987 FlowFX Cat-Back Exhaust System Stainless 3.0 in Dual Out Side Exit

Compatible with 2011-2019 GM® Silverado®/Sierra® 2500/3500 HD Crew Cab with 6.5 Foot Bed, 6.0L V8. This product is not created or sold by GM®. Fits 2/4 wheel drive.

Part # 717987

Flowmaster 717987 FlowFX Cat-Back Exhaust System Stainless 3.0 in Dual Out Side Exit

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$852.95
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Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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This Flowmaster® FlowFX® cat-back exhaust system for the 2011-2019 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.

Features:

  • Max increases of up to 10 hp and 10 lb-ft over the stock exhaust at the rear wheels
  • 3.50-inch to dual 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • 4.00-Inch black stainless steel tips add a custom look to the truck
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • FlowFX “straight through” performance muffler delivers a deep, moderate performance tone and improves exhaust flow
  • Backed by Flowmaster’s Lifetime Limited Warranty
Brand Flowmaster
Emission Code5
Exhaust SeriesFlowFX
Exit PositionDual Out Side
Mount TypeUses Factory Hangers
Muffler Body Length (in)18
Muffler ColorNatural
Muffler FinishBrushed
Muffler Inlet Diameter (in)3.5
Muffler Inlet LocationCentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter (in)3.0
Muffler Overall Length (in)24
Muffler Quantity1
Muffler SeriesFlowFX
Muffler ShapeOval
Muffler TypeAbsorption
Product TypeCat-Back Exhaust Systems
QuantitySold as a Kit
Sound LevelModerate
Tip CutAngle
Tip Diameter4.0
Tip Edge StyleCut
Tip FinishBlack Ceramic
Tip Length (in)13
Tip LogoEmbossed
Tip Material304 Stainless Steel
Tip Quantity2
Tip ShapeRound
Tip StyleDouble Wall
Tubing Diameter (in)3.0
Tubing Material409S Stainless Steel
UPC090127787908
Manufacturer Part Number717987
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
Part Number717987
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Instructions for Part #717987
Warranty for Part #717987
Fits 2/4 wheel drive.

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Some parts are not legal for use in California or other states with similar regulations.