Prestone 50 50 Prediluted Antifreeze Coolant is the convenient way to top off your car's cooling system with the superior protection of Prestone antifreeze. Prestone's new Cor-Guard enhanced, improved extended life antifreeze, helps rejuvenate your car or light duty truck's tired, existing antifreeze. This ready-to-use solution provides your car with the enhanced Cor-Guard inhibitor package and patented Prestone formulation that prevents corrosion and helps your engine run longer. Use Prestone to keep today's sophisticated cooling system running efficiently. Prestone Extended Life Prediluted Antifreeze/Coolant Pre-diluted and Ready to Use Universal Use Cor-Guard enhanced, improved extended life antifreeze,
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