PEAK ORIGINAL EQUIPMENT TECHNOLOGY ANTIFREEZE + COOLANT for NORTH AMERICAN VEHICLES - GREEN is a premium low silicate antifreeze/coolant based on proprietary conventional inorganic additive technology (IAT). Its ethylene glycol-based formula represents a carefully balanced mixture of inorganic corrosion inhibitors plus silicate stabilizer for complete protection of engines requiring a low silicate formulation. It is free from nitrite and amines, and is compatible with non-metallic cooling system components. This product’s dark green color distinguishes its unique chemistry and ensures easy selection for North American vehicles requiring this type of technology and coolant color