Flowmaster Force II Cat-back Exhaust System 817514 2007-2018 Jeep Wrangler JK with 3.6L or 3.8L engine, fits both 2 door and 4 door models.

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  • Regular price $614.66
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This Flowmaster® Force II® Cat-back exhaust system fits 2007-2018 Jeep Wrangler JK 2-door and 4-door models with the 3.8L or 3.6L engines. This emissions legal system is constructed from 2.50-inch mandrel-bent stainless steel flowing into a Super 50 Series™ muffler, which incorporates an internal resonance chamber keeping interior drone down to a minimum while providing a deep mild exterior sound level. The mandrel-bent tailpipe exits in the stock location and is finished off with a 3.00-inch brushed 304 stainless steel tip at the rear bumper. The system uses the factory hanger locations for easy installation and includes all necessary parts, hardware, installation instructions and is covered by our Lifetime Limited Warranty.


  • Super 50 Series Muffler with Built-in Resonance Chamber
  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16 gauge Stainless Steel Tubing
  • Connects After Factory Catalytic Converter
  • Stock to Mild Exterior Exhaust Tone
  • Uses the Factory Hanger Locations
  • Lifetime Limited Warranty


Brand Flowmaster
Emission Code 5
Exhaust Series Force II
Exit Position Single Rear Exit
Heat Shield No
Inlet Diameter (in) 2.5
Material 409 Stainless Steel
Muffler Part Number Kit Only
Muffler Quantity 1
Muffler Series Super 50 Series
Outlet Diameter (in) 2.5
Product Type Exhaust System
Single Dual Single
Sound Level Mild
System Type Cat-back
Tip Diameter (in) 3
Tip Quantity 1
Tubing Diameter (in) 2.5
UPC 700042025046
California Proposition 65 Chemical Name Chromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 Required Yes
Part Number 817514