Flowmaster Flow FX Cat-Back Exhaust System

Fits 2019-2023 GM Silverado/Sierra 1500 6.2L V8 Flow FX 3.5" to Dual 2.5" Cat-Back, Dual Rear Exit, Stainless Steel Exhaust System

Part # 717890 Be the first to write a review

Flowmaster Flow FX Cat-Back Exhaust System

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$740.95
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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.

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This Flowmaster® Flow FX® cat-back exhaust system for the 2019-2023 GM Silverado/Sierra 1500 trucks with the 6.2L engine and factory dual exhaust, is manufactured using durable 409 stainless steel throughout and features 3.5-inch to dual 2.50-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 +26 hp and +39 lb.ft at the rear wheels. This system fits all wheelbases and connects to the factory exhaust tips that exit in the rear bumper for a stealthy 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. Backed by Flowmaster's Lifetime Limited Warranty.

Features:

  • Max Increases of up to 26 hp and 39 lb.ft. over the stock exhaust at the rear wheels
  • 3.5-inch and 2.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Connects to the factory dual exhaust tips for a stealthy look
  • 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
Catalytic Converter QuantityNot Included
CategoryExhaust
Clamps IncludedYes
Emission Code5
Exhaust SeriesFlowFX
Exhaust System Kit TypeCat-Back
Exhaust Tip IntercooledNo
Exhaust Tip Quantity2
Exit PositionDual Out Side
Exit StyleDual Out Side
FinishNatural
Gasket Or Seal IncludedNo
Grade TypePerformance
Hangers IncludedYes
Main Piping Diameter2.50/3.50 IN
Material409 Stainless Steel
Mount TypeUses factory hangers
Muffler Body Length18.00 IN
Muffler ColorNatural
Muffler FinishBrushed
Muffler Inlet Diameter3.50 IN
Muffler Inlet Locationcentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter2.50 IN
Muffler Overall Length24.00 IN
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesFlowFX
Muffler ShapeOval
Muffler TypeAbsorption
Pipe Material409 Stainless Steel
Product TypeExhaust System
Single DualDual
Sound LevelModerate
System TypeCat-back
Tail Pipe Tapered OutletNo
Tip StyleNot Included
Tubing Diameter2.50/3.50 IN
Tubing Material409S Stainless Steel
TypeCat-Back
Valve IncludedNo
Valve TypeNot Included
UPC090127107867
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number717890
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.
Fits 2/4 wheel drive and all wheelbases. Fits trucks with factory dual exhaust option and bumper cutouts only. Kit does not fit models with the factory active exhaust option.
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