filter

This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.Ideal replacement - this engine coolant thermostat housing directly r...

The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 2019-2024 RAM with 6.7L Cummins.  The auxiliary port is threaded to accept a -10AN (7/8"-14) fitting to allow you to customize your coolant routings and includes port plug...

Direct fit replacement Thermostat Housing Seal Fits all 2003 to 2018 5.9L & 6.7L Cummins. Interstate McBee: M-3954829...

The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 1998.5-2007 RAM with 5.9L Cummins and 2013-2018 RAM with 6.7L Cummins.  The auxiliary port is threaded to accept a -10AN (7/8"-14) fitting to allow you to customize your c...