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Flowmaster Force II DPF-back Exhaust System

Fits 2007-2012 Dodge Ram 2500/3500 trucks with 6.7L Cummins Diesel engine. Fits 2 & 4 wheel drive and all wheelbases.

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Flowmaster's new Force II systems for modern RAM diesel trucks bolt-on directly behind the DPF for 50-state emissions legality and feature all mandrel-bent 4.00-inch 409 stainless steel tubing flowing into one of our race-proven Outlaw Series mufflers, uses the factory hanger locations for a quick and easy installation and is finished off with a large 5.00-inch polished 304 stainless steel vented tip. Like all our systems, this one is carefully engineered on the vehicles for precise fitment, performance and a deep mellow tone. The systems is covered by out Lifetime Limited Warranty and includes all necessary hardware and easy to follow instructions. Note: 2007 RAM models with DPF system only.


  • Large 5.00-inch Polished Stainless Steel Vented Tip
  • Large 4.00-inch 409 Stainless Steel Tubing
  • Uses the Factory Hanger Locations
  • Race-proven Outlaw Series Muffler
  • Quick and Easy Installation
  • Lifetime Limited Warranty
  • Direct-fit Exhaust System
  • Mandrel-bent Tubing
  • DPF Back System

About Flowmaster

Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound.

Brand Flowmaster
Emission Code5
Exhaust SeriesForce II
Exit PositionSingle Side Exit
Heat ShieldNo
Inlet Diameter (in)4
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesOutlaw
Outlet Diameter (in)4
Product TypeExhaust System
Single DualSingle
Sound LevelModerate/Mild
System TypeDPF-back System
Tip Diameter (in)5
Tip Length (in)14
Tip Quantity1
Tubing Diameter (in)4
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817621

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 2007-2012 Dodge Ram 2500/3500 trucks with 6.7L Cummins Diesel engine. Fits 2 & 4 wheel drive and all wheelbases. 2007 RAM models must have a Particulate Filter.

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