RS Water Thermostat opening earlier than the standart OEM part and gives your engine a quicker cooling. Gives your engine the needed cooling specialy when engine is tuned. With new gaskets. Opening Temp. Thermostat 81°C. We recommend to use the complete kit with thermoswitch . Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com