Motorex Coolant M3.0 Ready To Use 102392 Ready-to-use radiator protection based on ethylene glycol to provide excellent protection against frost, corrosion, lime scale deposits and overheating for all modern engines but particularly aluminum engines operating under high loads The inhibitors provide effective protection against corrosion and deposits in the cooling system. Already mixed with water Free of silicates, nitrates, amines and phosphates (OAT technology). Extremely effective corrosion protection for the entire cooling system