Products

Upgrading or replacing your turbocharger? Upgrade your turbocharger CCV tube coupler from the OE's plastic tube that is prone to cracking and break...

The 5.9L CumminsPowerFlo 750 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modif...

The 6.7L CumminsPowerFlo 750 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modif...

The PowerFlo 1000 high performance 12mm stroker CP3 pump for the 2003-2007 5.9L Cummins is capable of supporting up to 1,000+ RWHP! Features: Full...

The PowerFlo 1000 high performance 12mm stroker CP3 pump for the 2007.5-2018 6.7L Cummins is capable of supporting up to 1,000+ RWHP! Features: Fu...

Anodized billet aluminum with our custom spoke design. Includes integral O-ring. 2003-2018 Cummins CP3 Nut Cover

Convert your 5.9L CP3 to a newer 6.7L CP3 style pump with our Fleece Performance exclusive 5.9L to 6.7L adaptation kit. The kit includes a new high...

The Fleece Performance CP3K is a modified 5.9L Cummins CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you...

The Fleece Performance CP3K is a modified 6.7L Cummins CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you...

Replacement cylinder head dowels for use between the engine block and cylinder head. Kit includes 2 dowels. Application Notes: Replaces Cummins pa...

The exhaust back pressure relocation Kit for 2007.5-2012 RAM w/ 6.7 Cummins will allow you to relocate the EBP sensor from the factory location on ...

Cummins Mechanical Fuel Pump Block Off Plate. Have you upgraded from your factory mechanical lift pump to an electric pump? This block off will eli...

Replacement front cover dowels for use on Cummins 5.9L and 6.7L engines. Kit includes 2 dowels. Application Notes: Replaces Cummins part number 39...

Introducing our all-new full featured auxiliary fuel filter kit for the 2003-2018 Dodge Cummins. This kit builds off our standard auxiliary kit wit...

Trust Fleece Performance to bring you the best OE alternative parts you need! Our replacement head gasket for the 2003-2007 Dodge 5.9L Cummins will...

Trust Fleece Performance to bring you the best OE alternative parts you need! Our replacement head gasket for the 6.7L Cummins will ensure your eng...

Trust Fleece Performance to bring you the best OE alternative parts you need! Our replacement rocker armassembly fits 1998.5-2018 Dodge 5.9L and 6....

Upgraded 3/8 inch diameter pushrods for Cummins 24V diesel engines. Produced from 4130 chrome molybdenum steel and heat treated to Rockwell Rc60 fo...

All new stainless steel fuel tube nuts from Fleece Performance.  Ensure a proper seal on your injector tubes and high pressure injection lines wit...

Replace your leaking or corroded heater tubes with our upgraded stainless steel tubes and high temperature silicone hose kit from Fleece Performanc...

The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 1998.5-2007 RAM with 5.9L Cu...

The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 2019-2022 RAM with 6.7L Cumm...

2001-2016 Duramax Billet Coolant Block Off Plate (Replaces GM P/N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast...

Brand new Bosch CP3 for the 2006-2010 Duramax from Fleece Performance! Direct drop in replacement for stock injection pump Pump includes a new sno...

The Fleece Performance Duramax 10mm stroker CP3 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper ...

Replacement CP3 adapter machined from billet aluminum for the 2001-2016 GM Duramax. Includes new O-rings for the CP3 pump snout and CP3 adapter. Ap...

The Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you ...

Introducing our all-new full featured auxiliary fuel filter kit for the 2011-2016 LML 6.6L Duramax! This kit replaces the factory fuel filter housi...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Problem: The original equipment oil cooler adapter relies on a metal gasket on the oil cooler that over time is prone to leaking as the cooler flex...

The Donaldson P553203 Fuel Filter is a direct replacement filter for the Fleece L5P Duramax Fuel Filter Kits and 1998.5-2018 Dodge Ram Cummins Auxi...

The Donaldson P555095 Fuel Filter is a direct replacement filter for use with the Fleece Performance Engine Mounted Filter Assembly for 6.7L Ford P...

The Fleece Performance Dual Pump Kit Hardware Kit for the 5.9L Cummins is designed to fit perfectly and comes with everything you need to get the j...

The Fleece Performance Dual Pump Kit Hardware Kit for the 6.7L Cummins is designed to fit perfectly and comes with everything you need to get the j...

The Fleece Performance Dual Pump Kit Hardware Kit for the 6.7L Cummins is designed to fit perfectly and comes with everything you need to get the j...

The Fleece Performance Dual Pump Kit Hardware Kit for the 6.7L Cummins is designed to fit perfectly and comes with everything you need to get the j...

Make turbo installations easier and ensure good oil supply to your turbocharger with our remote oil feed line! Problem: The factory turbo oil feed ...

Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal bearing, which can be restrictive, or even re...

Upgraded 7/16 inch diameter pushrods for GM's Duramax 6.6L diesel engines. Produced from 4130 chrome molybdenum steel and heat treated to Rockwell ...

Replace your plastic OEM fuel cap with this stylish billet black anodized fuel cap. It comes with a double o-ring seal to ensure a tight fit and ke...

Replace your plastic OEM fuel cap with this stylish billet green anodized fuel cap. It comes with a double o-ring seal to ensure a tight fit and ke...

Replacement fuel filter adapter fitting with M16x1.5 thread. For use with our under hood filter base (FPE-FMC-UHFA-1123) on 2011-2024 Ford 6.7L tru...

Upgrade your fuel system with this fuel distribution block from Fleece Performance Engineering. If you have an aftermarket fuel filtration system s...

Upgrade your fuel system with this fuel distribution block from Fleece Performance Engineering. If you have an aftermarket fuel filtration system s...

Upgrade your fuel system with this fuel distribution block from Fleece Performance Engineering. If you have an aftermarket fuel filtration system s...

This kit is designed to be installed with our 2003-2009 Cummins Fuel Distribution Block (FPE-FFD-RF-3G). It comes complete with all of the high qua...