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2004.5-2007 5.9L Cummins 4" Cat Back Exhaust With Muffler


2004.5-2007 Cummins 4" Cat Back Exhaust (FLO 818)

Fits: 2004.5-2007 Dodge Ram w/ Cummins 5.9L

The FLO 818 is a 4" Cat-Back Exhaust system for the 2004.5-2007 Cummins 5.9L. It replaces your restrictive OE exhaust system with a 4" mandrel bent exhaust system, this kit includes a high-flow muffler and is designed for street applications. This exhaust not only sounds great, but will improve your torque, mileage, and throttle response!


  • 4" Cat-back Single Exhaust system.
  • Includes Muffler
  • Alumized Steel
  • Single Side Exit
  • Easy Install - Mounts to OE Hangers

Part Number: FLO-818