Cooling Systems

This is a genuine Cummins OEM replacement thermostat, rated at 190°, and fits both 2003-2007 Dodge Cummins 5.9L and 2013-2015 Dodge Cummins 6.7L diesel trucks.

The MAHLE C31858 Thermostat Gasket is a direct-fit replacement for torn thermostat gasket in your 2003-2007 Dodge 5.9L Cummins.

Over time, the stock plastic degas tank on 2008-2010 Ford Powerstroke 6.4L diesel trucks becomes brittle and cloudy, making it prone to leaks and impossible to see the coolant level. Replace your ugly and brittle plastic stock tank with Mishimoto’s all-aluminum 2008–2010 Ford 6.4L Powerstroke degas tank.

Motorcraft water pump o-ring for your 2003-2007 6.0L Powerstroke diesel.

2003-2007 Ford 6.0L Powerstroke - Already have a coolant filtration system on your 6.0L Powerstroke, and want to add the Bypass Oil Filter System? You will need this little piece to make everything work together.

This is a genuine Cummins OEM replacement thermostat, rated at 190° for your 2007-2009 Dodge Cummins 6.7L diesel truck.

Replacement Coolant Filter for your coolant filter kit.

Mishimoto's Aluminum Degas Tank Kit for your 2011-2019 Ford Powerstroke 6.7L.

Mishimoto's Degas Tank for your 1999-2003 Ford Powerstroke 7.3L.

Mishimoto's primary degas tank for your 2011+ Ford Powerstroke 6.7L.

Mishimoto's secondary degas tank for your 2011-2022 Ford Powerstroke 6.7L.

1999-2003 Ford Powerstroke 7.3L - Sinister Diesel's degas bottle is made from 6061 aircraft grade aluminum, TIG welded and pressure tested for maximum strength. It's significantly stronger than OEM tanks which are molded from plastic pieces which frequently crack and leak.

The Sinister Diesel Coolant Filter & Oil Filter Kit for 2003-2007 Ford Powerstroke 6.0L trucks is designed to extend the service life of your F-250, F-350, or Excursion by keeping both your oil and coolant free from tiny contaminants that can cause damage to your engine.

The XDP X-Tra Cool Water Pump is a direct fit replacement and comes ready for install in your 2004.5-2007 6.0L Ford Powerstroke diesel.

The Bullet Proof Diesel Aluminum Water Pump is designed for maximum durability. It features a metal impeller in place of the OEM plastic impeller, a lightweight aluminum pulley, top-grade seal and a precision machined aluminum housing for your 1989-2022 5.9L/6.7L Cummins diesel truck

Dorman's Coolant Reservoir is manufactured from premium plastic to withstand the stresses of underhood heat and engine vibration, and a great replacement for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

2003-2007 Ford Powerstroke - This aftermarket replacement engine coolant reservoir (degas) from Dorman Products is manufactured from premium plastic to withstand the stresses of underhood heat and engine vibration. Fits and functions like original equipment for a trouble-free installation, and includes a new reservoir cap.

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.

If your factory plastic degas tank is leaking, you're sick of seeing that ugly yellow plastic, or want to go single big turbo and need more space, then look no further. The Mishimoto aluminum degas tank for 2001-2007 Chevy/GMC 6.6L Duramax (LB7/LLY/LBZ) solves all these problems.

If your factory plastic degas tank is leaking, you're sick of seeing that ugly yellow plastic, or want to go single big turbo and need more space, then look no further. The Mishimoto aluminum degas tank for 2001-2007 Chevy/GMC 6.6L Duramax (LB7/LLY/LBZ) solves all these problems.

Genuine OEM replacement thermostat, rated at 200° for your 2010-2012 Dodge Cummins 6.7L diesel truck.

Genuine OEM replacement thermostat for your 2014-2019 Dodge Cummins 3.0L diesel truck.

Genuine OEM replacement thermostat for your 2007.5-2022 Dodge Cummins 6.7L diesel truck. (excludes 2010-2012)

2003-2007 Ford Powerstroke - This tank is an up-to-date OEM direct replacement from Ford Motorcraft. Does not come with cap.

The Sinister Diesel Coolant Filter & Oil Filter Kit for 2008-2010 Ford Powerstroke 6.4L trucks is designed to extend the service life of your F-250, F-350, or Excursion by keeping both your oil and coolant free from tiny contaminants that can cause damage to your engine.

2008-2010 Ford Powerstroke 6.4L F250-F550 - This replacement OEM-style thermostat kit from Alliant Power is made to meet or exceed OEM specifications at a price that you can afford.

2011-2016 Ford Powerstroke 6.4L F250-F550 - This replacement OEM-style high temperature right side engine thermostat from Alliant Power is made to meet or exceed OEM specifications at a price that you can afford.

2011-2016 Ford Powerstroke 6.4L F250-F550 - This replacement OEM-style low temperature right side engine thermostat from Alliant Power is made to meet or exceed OEM specifications at a price that you can afford.

2011-2016 Ford Powerstroke 6.4L F250-F550 - This replacement OEM-style main engine thermostat from Alliant Power is made to meet or exceed OEM specifications at a price that you can afford.

This kit brings you the best way to upgrade your cooling system for your 2003-2004 Ford 6.0L diesel. This kit combines our incredible Bullet Proof Diesel Billet Water Pump along with our Fan Clutch Adapter and a Hayden Mechanical Fan Clutch.

This kit brings you the best way to upgrade your cooling system for your 2003-2004 Ford 6.0L diesel. This kit combines our incredible Bullet Proof Diesel Billet Water Pump along with our Fan Clutch Adapter and a Hayden Mechanical Fan Clutch.

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.

Mishimoto High Temperature Thermostat is designed to activate at a higher temperature, improve the reliability of the cooling system and is a perfect solution for your 2001-2010 GMC/Chevy 6.6L Duramax truck.

Mishimoto Low Temperature Thermostat improves the reliability of the cooling system in your 2008-2010 Ford 6.4L Powerstroke truck.

Mishimoto Low Temperature Thermostat is designed to activate at a lower temperature, improve the reliability of the cooling system and is a perfect solution for your 1998.5-2013 Dodge 5.9L/6.7L Cummins truck.

Mishimoto Low Temperature Thermostat is designed to activate at a lower temperature and is a perfect solution for your 2001-2010 GMC/Chevy 6.6L Duramax truck.

Mishimoto Low Temperature Thermostat & Cast Housing package is designed to easily change both the thermostat and the old rusted thermostat housing for your 2003-2007 Ford 6.0L Powerstroke truck.

Motorcraft Radiator Pressure Cap - Ford OEM 6.0L 2003-2010, Helps restore the pressure required for your cooling system to function properly.

AC Delco thermostat housing gasket for your 2006-2016 6.6L Duramax diesel pickup

Cummins thermostat housing cover gasket is a great replacement for your 1994-1998 Dodge 5.9 Cummins truck.