The Deutz-Fahr 1017991 is a genuine 5-liter ready-to-use cooling system protection fluid, formulated with monoethylene glycol and based on Organic Acid Technology (OAT). This pink coolant is free of nitrites, amines, phosphates, borates, and silicates, providing superior protection against corrosion, freezing down to -37°C, and overheating. It is specifically designed for modern engines, particularly those with aluminum components, and meets stringent industry standards including Deutz DQC CB-14, MAN 324 SNF, MB 325.3, and VW TL 774 D/F (G12/G12+).