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Flowmaster

Flowmaster Force II Cat-Back Exhaust System

Part # 817628 Be the first to write a review

Fits 2011-2022* Jeep Grand Cherokee (*2022 Grand Cherokee WK Only) 3.6-Liter, Flow FX Cat-Back 2.5" Stainless Steel Exhaust System, Single Out Rear Exit

Flowmaster Force II Cat-Back Exhaust System

Estimated Ship Date: 06/19/2026
Free Shipping - Lower 48 US States
Advertised Price $1,075.95
$967.95
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Delta Flow
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
Flowmaster introduces our Force II stainless steel cat-back exhaust system for the 2011-2022* Jeep Grand Cherokees (*2022 Grand Cherokee WK Only) with the 3.6-liter engine. This system use a Super 50 series muffler for a moderate to mild sound level and increased performance. Tuned resonators help keep the interior sound level low for a comfortable ride. Mandrel bent 409 stainless steel tubing allows for maximum exhaust flow and durability. This system uses larger 4.00-inch polished stainless steel tip for a custom look. Max dyno gains of 11 hp and 15 lb-ft at the rear wheels. All of the necessary hardware is included, and factory-mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.

Features:

  • Super 50 Series performance muffler offers a moderate to mild sound level and increased performance
  • 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
  • Tuned resonators control interior sound level for a comfortable ride
  • Max dyno gains of 11 hp and 15 lb-ft at the rear wheels
  • 2.50-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
  • Includes all necessary hardware for an at home installation
  • 4.00-inch polished stainless steel tip adds a custom look to the vehicle
  • Uses factory hanger locations for easy installation

About Flowmaster

Shop the complete line of Flowmaster products for exhaust systems, mufflers, and more that deliver the iconic Flowmaster sound. Available at Holley.com!

Brand Flowmaster
California Proposition 65Yes
CARB (California) CompliantYes
Catalytic Converter IncludedNo
Catalytic Converter Quantity0
CategoryExhaust
Clamping TypeFlat Band
Clamps IncludedYes
Drive2WD
4WD
Emission Code5
Exhaust SeriesForce II
Exhaust Tip ColorSilver
Exhaust Tip ConnectionWelded
Exhaust Tip CutAngled
Exhaust Tip Diameter4.00 IN
Exhaust Tip EdgeAngle Cut
Exhaust Tip FinishPolished
Exhaust Tip IntercooledNo
Exhaust Tip Length5.25 IN
Exhaust Tip Material304 Stainless Steel
Exhaust Tip Quantity1
Exhaust Tip ResonatedNo
Exhaust Tip ShapeRound
Exhaust Tip WallDouble Wall
Exit StyleSingle Out Rear
FinishNatural
Gasket Or Seal IncludedNo
Grade TypePerformance
Hangers IncludedYes
Heat Shield IncludedNo
Inlet Diameter2.50 IN
Inlet TypeFlanged
Main Piping Diameter2.50 IN
Mount TypeUses Factory Hangers
Mounting Bracket IncludedNo
Muffler Body Height5.00 IN
Muffler Body Length17.25 IN
Muffler Body Material409 Stainless Steel
Muffler Body ShapeOval
Muffler Body Width10.00 IN
Muffler ColorBlack
Muffler FinishBlack High-Temperature Paint Finish
Muffler Flanged InletNo
Muffler Flanged OutletNo
Muffler IncludedYes
Muffler Inlet ConnectionSlip-Fit
Muffler Inlet Inside Diameter2.50 IN
Muffler Inlet LocationOffset
Muffler Inlet Outside Diameter2.63 IN
Muffler Outlet Diameter2.50 IN
Muffler Outlet Quantity1
Muffler Overall Length23.44 IN
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 50
Muffler TypeReflection
Part TypeExhaust System
Pipe ColorSilver
Pipe Material409 Stainless Steel
Product TypeExhaust System
Resonator (Front Left) Body Height3.00 IN
Resonator (Front Left) Body Length16.10 IN
Resonator (Front Left) Body Width6.00 IN
Resonator (Front Right) Body Height3.00 IN
Resonator (Front Right) Body Length16.10 IN
Resonator (Front Right) Body Width6.00 IN
Sound LevelModerate/Mild
Spring Bolt Kit IncludedNo
Sub CategoryExhaust and Tail Pipes
Tail Pipe Outlet Outside Diameter2.50 IN
Tail Pipe Quantity1
Single
Tail Pipe Tapered OutletNo
Tip LogoEmbossed
TypeCat-Back
Valve IncludedNo
Valve TypeNot Applicable
UPC700042028764
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
Part Number817628
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 - 817628_instructions.pdf
Instructions - Flowmaster Warranty 26 Update.pdf
Fits 2011-2022* Jeep Grand Cherokee (*2022 Grand Cherokee WK Only) 3.6-Liter
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    Some parts are not legal for use in California or other states with similar regulations.