... experience 2. ISO9001:2008 3. For -11/16/25/30/35/42C 4. Eco-friendly & no volatile loss LONG LIFE ... the outlet valve, release all the old coolant.2. Wash the cooling system with radiator cleaner or clean water, drain out all ... rubber tanks.3. Close the outlet, fill the radiator with anti-freeze coolant.4. Start the engine, heat the car ... with eye, faush with plenty of water. 2L engine radiator coolant