Mishimoto's Liquid Chill Original Equipment engine coolant is formulated with an ethylene glycol base to provide optimalheat transfer, boiling protection up to 265F, freeze protection down to -34F, unparalleled anti-corrosion, and superiorlubrication, ensuring your engine runs cool and reliably for years to come. The pre-diluted 50/50 mixture provides an easysolution for topping off your system or complete flushing and filling. No mixing, no mess, no hassle.----We offer bothuniversal and color-coded formulas that match your vehicle manufacturer' s specifications to make selecting the rightcoolant easy. Our coolant provides an extended 5 year/150,000-mile service interval, delivering superior value andperformance. This one-gallon bottle of purple coolant is specially formulated to be equivalent to Mopar coolant68163848AA and meets ASTM D3306, D6210, and D4985 specifications for your Dodge, Chrysler, Jeep, and Ram.