Mishimoto MMTS-E46-99E Mishimoto BMW M52/M54/M56 Direct Fit Replacement Thermostat w/Housing - 97 Deg. C - Fits 1999-2006 BMW Z4, Z3

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.

Thermostat, fits BMW M52/M54/M56 Engines

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.

Features and Benefits: Includes thermostat housing gasket; Opens at stock temperature to restore cooling system performance; Thermostat pre-installed in OEM-style housing