06F 121 111 H - Mahle Behr - Engine Coolant Thermostat Housing. Electrical Parts Policy. A Genuine part is a part in the auto manufacturer's original box with their logo on the box.
Good thermostat with an opening temperature threshold of 80C
My car had the wrong thermostat. Installing this brought engine temps down by over 10 degrees. This is the right thermostat for the MK6 GOLF R and MK5 Edition 35 engines. CDL and BYD engine code.