Upgrade the weak factory plastic thermostat housing on your 6.7L Powerstroke with the Fleece Performance Thermostat Housing Upgrade. Coolant leaks, low coolant levels, and overheating concerns are common signs of a failing thermostat housing.
Fleece Thermostat Housing Upgrade for 2011-2025 Ford Powerstroke 6.7L
for Mopar Thermostat & Housing Upgrade Kit 318 383 340 440 Plymouth Dodge Chrys
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for Mopar Leakproof Thermostat Housing Upgrade Kit 440 383 Plymouth Dodge Chrys
