Mishimoto has developed a direct-fit replacement thermostat for the BMW M52, M54, and M56 engines. This Mishimoto thermostat is the ideal replacement for your failed stock thermostat. Our thermostat comes pre-installed in a durable OEM-quality housing and fits many BMWs including E46, E39, and E85 chassis. Like all Mishimoto cooling products, this BMW M52, M54, and M56 thermostat is backed by our Mishimoto Lifetime Warranty.
Engine coolant thermostat designed to regulate coolant flow and maintain optimal operating temperature. Ensures efficient warm-up, prevents overheating, and supports reliable performance with a precise fit.
Mishimoto BMW M52/M54/M56 Direct Fit Replacement Thermostat w/Housing - 97 Deg. C
Opens at stock temperature to restore cooling system performance
Thermostat pre-installed in OEM-style housing
Thermostat, fits BMW M52/M54/M56 Engines
Includes thermostat housing gasket
Engine Coolant Thermostat
Mishimoto MMTS-E46-99E
Coolant Thermostat