Thermostat Housing Assembly

The Motorad 606-221 is a coolant thermostat housing assembly designed to meet or exceed OEM standards for precise temperature control in automotive cooling systems. Constructed with a durable copper case and a rubber gasket, this unit is built to withstand demanding conditions. It features 3 bolt holes and a silver finish. The thermostat is designed to open at 207 degrees Fahrenheit, with an alternate opening temperature of 203 degrees Fahrenheit, ensuring optimal engine performance and preventing overheating. This integrated thermostat housing assembly includes a sensor and a seal, providing a direct-fit replacement solution. It is 100% tested and calibrated to ensure consistent and precise response to the cooling system's needs. The part number 606-221 is compatible with a wide range of BMW models, including the X5 (2004-2021), M4 (2015-2023), 750Li (2006-2015), 650i (2006-2018), M3 (2015-2023), 550i (2006-2016), X6 (2008-2021), M5 (2012-2021), 750i (2006-2019), 745Li (2002-2005), and 645Ci (2004-2005), among others.