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Flowmaster

Flowmaster Force II Cat-back Exhaust System

Part # 817666 Be the first to write a review

2014-2019* (*Classic body) GM Silverado/Sierra 1500 4.3L & 5.3L engines. - Moderate sound

Flowmaster Force II Cat-back Exhaust System

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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 is the Force II® cat-back exhaust system for the 2014-2019* (*Classic body) Chevrolet Silverado/GMC Sierra 1500 trucks with 4.3L or 5.3L engines. This exhaust system is perfect for the person looking for a moderate sound level outside the vehicle, but with a minimal sound increase inside the cab. Features include all stainless steel construction, a Super 50™ Series muffler, and dual 2.50-inch stainless steel mandrel-bent tailpipes. The system can be configured to exit either straight out the back under the rear bumper, or out the sides behind the rear tires for towing. It is then finished off with a pair of large 3.50-inch polished stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for an easy installation you can do at home.

Features:

  • Large 3.50-inch Polished Stainless Steel Tips
  • Super 50 Series Performance Muffler
  • Uses the Factory Hanger Locations
  • Multiple Exit Styles Provided in Kit
  • All Stainless Steel Construction
  • Lifetime Limited Warranty
  • Powerful Exterior Sound
  • Minimal Interior Sound
  • Mandrel-bent Tubing
  • Easy Installation
2WD/4WD2WD
4WD
Brand Flowmaster
Catalytic Converter Quantity0
CategoryExhaust
Clamping TypeFlat Band
Clamps IncludedYes
Emission Code5
Exhaust SeriesForce II
Exhaust System Kit TypeCat-Back
Exhaust Tip ColorSilver
Exhaust Tip ConnectionClamp-On
Exhaust Tip CutAngled
Exhaust Tip Diameter3.50 IN
Exhaust Tip EdgeAngle Cut
Exhaust Tip FinishPolished
Exhaust Tip IntercooledNo
Exhaust Tip Length13.00 IN
Exhaust Tip Material304 Stainless Steel
Exhaust Tip Quantity2
Exhaust Tip ResonatedNo
Exhaust Tip ShapeRound
Exhaust Tip WallDouble Wall
Exit PositionDual Out Rear / Dual Out Side
Exit StyleDual Out Rear
Dual Out Side
FinishNatural
Gasket Or Seal IncludedNo
Grade TypePerformance
Hangers IncludedYes
Heat ShieldNo
Inlet Diameter3.00 IN
Inlet TypeClamp-On
Main Piping Diameter2.50 IN
Material409 Stainless Steel
Mounting Bracket IncludedYes
Muffler Body Height5.00 IN
Muffler Body Length17.25 IN
Muffler Body Material409 Stainless Steel
Muffler Body ShapeOval
Muffler Body Width10.00 IN
Muffler FinishBlack High-Temperature Paint Finish
Muffler Flanged InletNo
Muffler Flanged OutletNo
Muffler Inlet ConnectionSlip-Fit
Muffler Inlet Inside Diameter3.00 IN
Muffler Inlet Outside Diameter3.13 IN
Muffler Outlet ConnectionSlip-Fit
Muffler Outlet Quantity2
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 50 Series
Muffler TypeChambered
Outlet Diameter2.50 IN
part typeExhaust System Kit
Pipe Material409 Stainless Steel
Product TypeExhaust System
Single DualDual
Sound LevelModerate
Spring Bolt Kit IncludedNo
Sub CategoryExhaust and Tail Pipes
System TypeCat-back
Tail Pipe Outlet Outside Diameter2.50 IN
Tail Pipe Quantity2
Tail Pipe Tapered OutletNo
Tip Diameter3.50 IN
Tip Length13.00 IN
Tip Quantity2
Tip ShapeRound
Tubing Diameter2.50 IN
TypeCat-Back
Valve IncludedNo
Valve TypeNot Applicable
UPC700042030026
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817666
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 - 817666.pdf
Instructions - fm_warranty_general.pdf
"Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft or 2019 New body style.

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