Cooling Systems

The all-new Fleece Performance Coolant Bypass Kit for the 2019-2022 Ram 6.7L Cummins seamlessly integrates for an oem fit and finish.

Factory OEM Coolant Hose Degas Seal replacement for your Ford 6.4L 2008-2010

The Fleece Performance coolant bypass for the 2003-2005 RAM with 5.9L (Automatic Transmission) Cummins seamlessly integrates with your truck for an OE fit-and-finish.

Add years of life to your 1999-2003 Ford 7.3L Powerstroke diesel engine with this Water Coolant Filter Bypass System. Removes contaminates so that your engine's water pump, EGR cooler and oil cooler will last longer. Comes with CAT coolant filter.

the XDP Coolant Overflow Reservoir is an aluminum direct fit replacement for your 2003-2007 Ford 6.0L Powerstroke diesel.

The XDP Billet Thermostat Housing is built to last unlike the factory thermostat housing in your 1999.5-2003 Ford 7.3L Powerstroke diesel.

the XDP Coolant Overflow Reservoir is a stock direct fit replacement for your 2003-2007 Ford 6.0L Powerstroke diesel.

The Fleece Performance coolant bypass for the 2003-2005 RAM with 5.9L (Automatic Transmission) Cummins seamlessly integrates with your truck for an OE fit-and-finish.

The Sinister Diesel Coolant Filter Kit will extend the service life of your 2003-2007 Ford F-250, F-350, or Excursion Powerstroke 6.0L by removing contaminants that can cause damage to your engine internals. Comes with CAT coolant filter.

XDP Coolant Degas Bottle Cap direct fit replacement for your Ford 6.0L/6.4L/6.7L Powerstroke 2003-2016 truck.

The Fleece Performance coolant bypass for the 2003-2007 RAM with 5.9L (Manual Transmission) Cummins seamlessly integrates with your truck for an OE fit-and-finish.

The Mishimoto 2013-2018 RAM 6.7L Cummins aluminum degas tank is the most effective way to ensure your degas tank lasts as long as your RAM

The Mishimoto 2013-2018 RAM 6.7L Cummins aluminum degas tank is the most effective way to ensure your degas tank lasts as long as your RAM

The Sinister Diesel Coolant Filter Kit will extend the service life of your 2003-2007 Ford E-Series Powerstroke 6.0L by removing contaminants that can cause damage to your engine internals. Comes with a high efficiency CAT coolant filter.

The Fleece Performance coolant bypass for the 2006-2007 RAM with 5.9L (Automatic Transmission) Cummins seamlessly integrates with your truck for an OE fit-and-finish.

Add years of life to your 2008-2010 Ford Powerstroke 6.4L with Sinister Diesel's Water Coolant Filter Bypass System. Removes contaminates such as casting sand and metal shavings so that your water pump, EGR cooler and engine oil cooler will last longer.

Add years of life to your 2017-2019 Ford Powerstroke 6.7L with Sinister Diesel's Water Coolant Filter Bypass System. Removes contaminates such as casting sand and metal shavings so that your water pump, EGR cooler and engine oil cooler will last longer.

The Fleece Performance coolant bypass for the 2006-2007 RAM with 5.9L (Automatic Transmission) Cummins seamlessly integrates with your truck for an OE fit-and-finish.

The Fleece Performance Coolant Bypass Kit VP - Dodge Cummins 1994-1998 seamlessly integrates with your truck for an OE fit-and-finish.

Add years of life to your 2003-2007 Dodge 5.9L Cummins diesel engine with this Water Coolant Filter System. Removing contaminates such as the casting sand and metal shavings (from the casting and machining process), means your water pump and engine oil cooler (if applicable) will last longer. This kit comes with a WIX coolant filter.

The Fleece Performance Coolant Bypass Kit VP - Dodge Cummins 1998.5-2002 5.9L seamlessly integrates with your truck for an OE fit-and-finish.

Add years of life to your 2013-2018 Dodge 6.7L Cummins diesel engine with Sinister Diesel's Coolant Filter system. Removes contaminates so that your water pump, engine oil cooler, and EGR cooler (if equipped) will last longer. This kit comes with a CAT coolant filter.

Add years of life to your 2007-2012 Dodge 6.7L Cummins diesel engine with this Water Coolant Filter Bypass System. Removes contaminates so that your water pump, engine oil cooler, and EGR cooler (if equipped) will last longer. This kit comes with a WIX coolant filter.

The Fleece Performance Coolant Bypass Kit VP - Dodge Cummins 1998.5-2002 seamlessly integrates with your truck for an OE fit-and-finish.

Add years of life to your 1999-2003 Ford 7.3L Powerstroke diesel engine with this Water Coolant Filter Bypass System. Removes contaminates so that your engine's water pump, EGR cooler and oil cooler will last longer. Comes with WIX coolant filter.

The Fleece Performance Coolant Bypass Kit (w/ Stainless Steel Braided Line) - Dodge Cummins 1994-1998 seamlessly integrates with your truck for an OE fit-and-finish.

The Sinister Diesel Coolant Filter Kit will extend the service life of your 2003-2007 Ford E-Series Powerstroke 6.0L by removing contaminants that can cause damage to your engine internals. Comes with WIX coolant filter.

The Sinister Diesel Coolant Filter Kit will extend the service life of your 2003-2007 Ford F-250, F-350, or Excursion Powerstroke 6.0L by removing contaminants that can cause damage to your engine internals. Comes with WIX coolant filter.

The Sinister Diesel Coolant Filter Kit will extend the service life of your 2003-2007 Ford E-Series Powerstroke 6.0L by removing contaminants that can cause damage to your engine internals. Comes with WIX coolant filter.

Add years of life to your 2008-2010 Ford Powerstroke 6.4L with Sinister Diesel's Water Coolant Filter Bypass System. Removes contaminates such as casting sand and metal shavings so that your water pump, EGR cooler and engine oil cooler will last longer.

Add years of life to your 2003-2007 Ford Powerstroke F-250, F-350 & Excursion 6.0L diesel engine with this Water Coolant Filter Bypass System.

1999-2003 Ford 7.3L Powerstroke - Whatever the use of your truck, the Mishimoto radiator will keep your engine cool with its brazed aluminum core and TIG-welded end tanks.

1999-2001 Ford 7.3L Powerstroke - Mishimoto's radiator hoses are manufactured with a combination of high-grade silicone and four layers of heat-resistant embedded fibers to provide increased pressure tolerance and improved heat reduction.

2001-2003 Ford 7.3L Powerstroke - Mishimoto's coolant hoses are manufactured from a combination of high-grade silicone and four layers of heat-resistant embedded fibers to provide the ultimate in durability and performance.

2003-2009 Dodge Ram 5.9L/6.7L Cummins - aFe's Cummins Radiator BladeRunner Street Series Radiator features a 2" thick tube and fin core which provides greater heat dissipation and better coolant flow than the factory radiator for optimum cooling efficiency.

2003-2007 Ford 6.0L Powerstroke - aFe's 6.0L Powerstroke Radiator BladeRunner Street Series Radiator features a 2-1/4" thick tube and fin core which provides greater heat dissipation and better coolant flow than the factory radiator for optimum cooling efficiency.

2008-2010 Ford 6.4L Powerstroke - aFe's 6.4L Powerstroke Radiator BladeRunner Street Series Radiator features a 2-3/4" thick tube and fin core which provides greater heat dissipation and better coolant flow than the factory radiator for optimum cooling efficiency.

2003-2007 Ford 6.0L Powerstroke - Mishimoto's 6.0L Powerstroke Radiator features a lightweight two-row core made of 100% brazed aluminum, and strong TIG-welded aluminum end tanks for superior durability and longevity.

2003-2004 Ford 6.0L Powerstroke - Mishimoto's silicone hose kit offers increased pressure and temperature tolerance. Constructed from high-grade silicone and four layers of heat-resistant embedded fibers make them extremely durable to endure years of abuse.

2003-2004 Ford 6.0L Powerstroke - Mishimoto Powerstroke hoses retain factory fitment and offer a metal Y-fitting for increased temperature and pressure tolerance to keep your truck on the road and out of the garage.