RACERLUBE Cool Green if antifreeze is green, that probably means it was made from an older formula that uses something. Green antifreeze is made with special tweaks to the formula specifically to help prevent the corrosion of metals in a vehicle's cooling system. Although 'coolant' and 'antifreeze' are often used interchangeably, they're not quite the same thing, K-Seal explains. Typically, Valvoline reports, coolant comes in green. But there are other colors available: orange, blue, purple, even yellow and pink. However, they're not different colors for appearance's sake.

Cylinder oil

Cool Green