PROBLEM: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to install a draw straw or drill your fuel tank to accommodate a sump. Each of these has some...

Freedom Series Cummins Performance cylinder heads. Each head is manufactured in our state-of-the-art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All heads are...

Replacement connector and 6" pigtail harness for the 1998.5 to 2002 Cummins Camshaft and Crankshaft Position Sensor. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing...

Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. This...

Only from Fleece, a complete fuel supply upgrade kit for your 1998.5-2002 Dodge Cummins. The kit includes everything you need to properly route, plumb, pump, and filter fuel for your VP engine...

The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 1998.5-2007 RAM with 5.9L Cummins and 2013-2018 RAM with 6.7L Cummins. The...

Trust Fleece Performance to bring you the best OE alternative parts you need! Our replacement rocker arm assembly fits 1998.5-2018 Dodge 5.9L and 6.7L Cummins engines. Features: Direct fit...

Replacement M22 thermostat plug for use on Cummins cylinder heads.  Includes O-ring. Replaces Cummins part number 3089238. 

Fleece Performance 98.5-18 Dodge Cummins 34.5in Common Rail/VP44 Coolant Bypass Hose (SS-Braided)