Keep your car running at the proper temperature. Does not include o-ring
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Volkswagen MK4 Engine Thermostat Parts
Does not include sealing O-Ring
Common source of coolant leaks around your thermostat
Common point of failure or leaking for the cooling system
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This product was last offered at the strikethrough price on
05-02-2026
Bring your car to operating temperature.
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Common point of failure or leaking for the cooling system on your TDI.
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For vehicles with ALH engine code only
Ensure a proper seal when installing your new thermostat
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Prevent overheating and premature engine wear
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Direct OE-quality replacement thermostat to cure overheating issues, resolve poor cabin heater performance, and ensure your engine reaches and maintains its ideal operating temperature.
Low-temperature 80°C thermostat to prevent heat soak, resolve overheating issues, and cure stubborn check engine lights on your classic or modified VAG vehicle.
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For vehicles with ALH engine code only
Prevent overheating and premature engine wear. Includes O-ring