Coolant Bypass Kits

Fleece Performance 98.5-18 Dodge Cummins 34.5in Common Rail/VP44 Coolant Bypass Hose (SS-Braided)This Part Fits: Year Make Model Submodel 1998-2002 Dodge Ram 2500 Base 2003,2005-2010 Dodge Ram 2500 Laramie 2003-2010 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2010 Dodge Ram 2500 ST 2008-2010...

Fleece Performance 98.5-18 Dodge Cummins 34.5in Common Rail/VP44 Coolant Bypass Hose (BLK-Braided)This Part Fits: Year Make Model Submodel 1998-2002 Dodge Ram 2500 Base 2003,2005-2010 Dodge Ram 2500 Laramie 2003-2010 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2010 Dodge Ram 2500 ST 2008-2010...

Replacement coolant bypass hose for our 2019+ Ram 6.7L Cummins coolant bypass kit. This Part Fits: Year Make Model Submodel 2019-2022 Ram 2500 Big Horn 2019-2022 Ram 2500 Laramie 2019-2021 Ram 2500 Laramie Longhorn 2019-2022 Ram 2500 Limited 2021-2022 Ram 2500 Limited Longhorn 2019-2022 Ram...

Fleece Performance 94-98 Dodge Cummins 39.5in 12 Valve Coolant Bypass Hose (SS-Braided)This Part Fits: Year Make Model Submodel 1994-1998 Dodge Ram 2500 Base 1994-1998 Dodge Ram 3500 Base

Fleece Performance 94-98 Dodge Cummins 39.5in 12 Valve Coolant Bypass Hose (BLK - Braided)This Part Fits: Year Make Model Submodel 1994-1998 Dodge Ram 2500 Base 1994-1998 Dodge Ram 3500 Base

Replacement Coolant Bypass Hose for our 2007.5-2018 Ram 6.7L Cummins coolant bypass kits. This hose is covered with a high temperature protective sleeve. Application Notes: Direct replacement hose for Fleece Performance Coolant Bypass kits: FPE-CLNTBYPS-CUMMINS-0712 and FPE-CLNTBYPS-CUMMINS-1318This Part Fits: Year Make Model Submodel 2007-2010...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 (1) of the included thermostats when replacing your bypass thermostat. This kit does...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

All new Fleece Performance coolant bypass for the 2019+ RAM with 6.7L Cummins! Our patent pending design seamlessly integrates with your truck for an OE fit-and-finish. Increased Coolant Flow, Decreased Coolant Temperatures: The rear cylinders on the 6.7L Cummins suffer from a lack of...

The Fleece Performance coolant bypass for the 2013-2018 RAM with 6.7L Cummins seamlessly integrates with your truck for an OE fit-and-finish. Features Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 6.7L Cummins suffer from a lack of coolant flow, and therefore,...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

The Fleece Performance coolant bypass for the 2007.5-2012 RAM with 6.7L Cummins seamlessly integrates with your truck for an OE fit-and-finish. Features Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 6.7L Cummins suffer from a lack of coolant flow, and therefore,...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

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 excessive pressure to build in the cooling system, especially the rear of the block...

Replacement O-ring Kit for all Fleece Cummins Coolant Bypass Kits includes 3 new square cut O-rings, 1 new standard O-ring, and 2 new AN fitting O-rings. When used with MY94 - MY2002 kits, not all O-rings will be utilized.This Part Fits: Year Make Model...

Fleece Performance 2003-2016 Cummins Coolant Bypass Brackets (Set of Two)This Part Fits: Year Make Model Submodel 2003,2005-2007 Dodge Ram 2500 Laramie 2003-2007 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2007 Dodge Ram 2500 ST 2006-2007 Dodge Ram 2500 TRX4 2003-2007 Dodge Ram...

2013-2018 6.7L Cummins A/C Line Reroute Kit - If you are looking to do an aftermarket turbo set up like a 2nd Gen Swap Kit, or Compound Kit then this kit is a must! The factory A/C lines are in the way, this kit...