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 can cause...

Replacement coolant bypass house with stainless steel braiding for our Common Rail/VP44 Cummins Coolant Bypass Kits.For use with the following kits: FPE-CLNTBYPS-CUMMINS-VP-SS FPE-CLNTBYPS-CUMMINS-0607-SS FPE-CLNTBYPS-CUMMINS-0305-SS FPE-CLNTBYPS-CUMMINS-6.7-SS FPE-CLNTBYPS-CUMMINS-MAN-SS

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 OEM cover. 2001-2016 Duramax...

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 OEM cover. 2001-2016 Duramax...

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 OEM cover. 2001-2016 Duramax...

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...

The Fleece Performance TapShifter allows you to shift your 2001-2005 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag...

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 quality AN fittings and push lock hose...