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The plastic thermostat cover in your BMW is a known point of failure. Throughout years of repeated contact with hot coolant, the plastic can crack and cause massive coolant leaks and potential overheating.
Eliminate one of the weak links in your cooling system with a replacement aluminum thermostat housing. By installing this aluminum unit, you have no worries as far as plastic housing cracks go.
This assembly features a 108C temperature thermostat, however the specific target coolant temperature is controlled by your vehicle's computer, using a sophisticated algorithm engineered to optimize efficiency when cruising and performance when being driven aggressively.
