Fleece Performance

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...

Replacement connector with 48" pigtail for use on the 6.0 and 6.4 Powerstroke engines. The additional length pigtail allows for routing of the harness from the sensor directly to an accessible...

Replacement oil pressure sensor pigtail for use on the 2003-2010 6.6L Duramax. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you...

Eliminate the troublesome and leaky quick-connect heater core line on your 2003-2012 RAM and upgrade to silicone hose with the latest OEM+ solution from Fleece Performance! Our stainless steel...

Upgrade or replace your existing rubber hose on the heater return with our high temperature silicone hose. Kit includes the return hose and hose clamps. Application Notes: This part is a direct...

Replacement connectors with 6" pigtail for use on the Cummins engine, this kit includes BOTH sides of the connector with flying leads to allow you to repair both sides when damaged by a broken...

Fleece Performance billet aluminum fan drive pulley in bare aluminum finish for the 2003-2012 Cummins equipped RAM. Our pulley is a direct replacement for OE part number 4930580 and has an outside...

Fleece Performance billet aluminum fan drive pulley in black anodized finish for the 2003-2012 Cummins equipped RAM. Our pulley is a direct replacement for OE part number 4930580 and has an outside...

Dress up your Cummins with this billet aluminum oil cap cover. It's available in four anodized colors and laser etched with the Fleece Performance "F" logo. It is a great accessory to add to your...

Ensure your turbocharger has a good oil supply line with our replacement turbocharger oil feed line kit designed for use with a Cheetah or stock Holset turbocharger in the factory location...

Replacement Turbo Oil Feed Line designed for use with a 1/4" NPT inlet turbochargers. The oil feed line is intended for use with S300 or S400 turbochargers mounted in a lower position and WILL NOT...

Complete kit to service your Fleece Performance Coolant Bypass - Includes all O-rings, fasteners, and a new thermostat. Two thermostats included to service all production years, you will only use one...