Tyree carries a full line of passenger motor car antifreeze and heavy duty antifreeze for all of your vehicles and equipment. Antifreeze, which is a 50/50 mixture of engine coolant and ionized water, regulates the temperature in your vehicle. It is able to achieve both freezing and boiling temperatures depending on the need. Whether you have a diesel engine or a gasoline engine, we’ve got you covered with ExxonMobil™’s full line of heavy duty antifreeze, plus Rechochem’s universal automotive line (OEM) in all available colors.