PEAK ORIGINAL EQUIPMENT TECHNOLOGY ANTIFREEZE + COOLANT for EUROPEAN VEHICLES - BLUE 50/50 PREDILUTED is an ethylene glycol-based antifreeze/coolant specifically developed for use in any European vehicle requiring a Blue silicate-enhanced hybrid organic acid technology (Si-HOAT) formula. It contains high-quality organic and inorganic corrosion inhibitors and is free of nitrite, phosphate and amines chemicals. PEAK ORIGINAL EQUIPMENT TECHNOLOGY ANTIFREEZE + COOLANT for EUROPEAN VEHICLES - BLUE meets the performance requirements of ASTM D3306 and BS 6580. With a complete flush and fill, PEAK guarantees this coolant will provide service life protection of up to 150,000 miles or 5 years. Use PEAK ORIGINAL EQUIPMENT TECHNOLOGY 50/50 PREDILUTED ANTIFREEZE + COOLANT when just topping off your system. Product Features:Matches each European vehicle manufacturer's technology and color requirementsProtects all cooling system metals from rust and corrosionMeets the performance requirements of ASTM D3306 and BS 6580Service life of up to 5 years/150,000 miles with a complete cooling system flush and fillColor-coding and vehicle applications listed on the front simplify selecting the right antifreeze/coolant