Material: The thermostat shell is made of aluminum, which is lightweight, not easy to deform, and is durable。 Installation steps: Directly replace the damaged car thermostat housing assembly to improve driving safety performance。 Cooling Water Thermostat PEN100510 For MG For ZS For ZT Replacement Parts Features: Ensures optimal engine temperature control and efficiency keeping your vehicle running smoothly and efficiently. Function: Thermostats are crucial for regulating engine temperature preventing overheating improving efficiency reducing wear on engine components ensuring proper heater and providing vital coolant temperature information to the engine control unit.