Fleece Performance

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. APPLICATION NOTES Direct replacement for GM part...

2001-2023 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 covers corrode. Our billet coolant block off plate...

Fleece Performance billet rocker arm bridges for the 2001-2016 GM 6.6L Duramax are designed for high stress applications. Features: Machined from billet tool steel, the bridges are surface ground for...

Fleece Performance 01-19 GM 2500/3500 Allison LCT/GM 4T65-E Internal Harness Connector & Seal (7pk)

Get rid of oil leaks from the harness connector with our replacement internal wiring harness seal for the Allison LCT and GM 4T65-E. This 20-way pin seal is a direct replacement for the hard to find...

Replacement connector with 6" pigtail for use in multiple locations on MOPAR vehicles including the A/C pressure sensor and transmission pressure transducers. Produced in-house, our manufacturing...

The Brand New NO CORE CHARGE Ford 6.0L VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 2003-2007 6.0L Ford diesels. It comes with a Fleece Performance Engineered 63mm FMW...

Fleece Performance Cheetah Turbochargers set the industry standard for power, quality, and reliability. The Cheetah series does not require an expensive kit, just bolt it on and go. Designed as a...

Only from Fleece, a complete fuel supply upgrade kit for your 2003-2004 Dodge Cummins. The kit includes everything you need to properly route, plumb, pump, and filter fuel for your Cummins engine...

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...

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...

Convert your 2003-2005 Ram with 4-pin injector connectors to the 2006-2018 6-pin injector connectors with our plug-and-play conversion harness.  This conversion harness is for use on a 2003-2005...