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Flowmaster

Flowmaster Flow FX Cat-Back Exhaust System

Fits 2011-2019 GM 2500HD/3500HD 6.0-Liter, Cat-Back, Dual Side Exit, Flow FX Stainless Steel Exhaust System

Part # 717987 Be the first to write a review

Flowmaster Flow FX Cat-Back Exhaust System

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MSRP $1,054.00
$852.95
Save $201.05 (19%)
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5

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.

See Emissions Details
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.

Features:

  • 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” muffler delivers and aggressive to moderate sound level with increased performance
  • Max gains of 10 hp and 10 lb-ft of torque at the rear wheels over stock
Brand Flowmaster
Emission Code5
Exhaust SeriesFlowFX
Exit PositionDOS
Material409 Stainless Steel
Mount TypeUses factory hangers
Muffler Body Length18 IN
Muffler ColorNatural
Muffler FinishBrushed
Muffler Inlet Diameter3.50
Muffler Inlet Locationcentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter3.00
Muffler Outlet Locationdual outlet
Muffler Overall Length24 IN
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesFlowFX
Muffler ShapeOval
Muffler TypeAbsorption
Product TypeExhaust System
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tip CutAngle
Tip Diameter4.00
Tip Edge StyleCut
Tip FinishBlack Ceramic
Tip Length13
Tip LogoEmbossed
Tip Material304 Stainless
Tip Quantity2.00
Tip ShapeRound
Tip StyleDouble Wall
Tubing Diameter3.00 IN
Tubing Material409S Stainless Steel
UPC090127787908
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
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 - 717987_instructions.pdf
Instructions - fm_warranty_general.pdf
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.

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    *Free Shipping & Handling only offered to the contiguous US on orders over $1490, excludes clearance parts and oversized packages.

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