Product Features Prestone Extended Life Antifreeze Coolant is compatible with ANY antifreeze coolant regardless of color for use in ALL makes and models of cars and light duty trucks, petrol or diesel on the road today. Prevents freeze ups down to -36°C, overheating and boiling-over up to +129°C. Provides a silicate and phosphate free formulation for long-lasting inhibition and corrosion protection. Up To 150,000 mile/5 year protection Product Features This patented formula provides a high degree of performance durability and carefully balanced protection against temperature extremes and rust corrosion of all cooling system metals, including aluminum. Prestone Extended Life Antifreeze/Coolant Instructions Drain – Draining removes loose rust and sediment from the radiator. Drain cooling system following owner’s manual. Flush – Flushing the system cleans the engine block. Use a quality cooling system flush/cleaner like Prestone Super Flush – Fill with Prestone AF/C and water for the desired freeze and boil over protection indicated on the back of the bottle. WARNING: HARMFUL OR FATAL IF SWALLOWED. KEEP OUT OF REACH OF CHILDREN. CAUTION: Do not remove radiator cap when engine is hot. See owner’s manual for any special cooling system service instructions. Do not store antifreeze coolant in open or unlabeled containers. Wash exposed skin thoroughly with soap and water after use.