PETRONAS Arbor Freeze -38 is a protective antifreeze and coolant fluid ready for use for the engines of tractors, farm machines and earthmoving machinery. PETRONAS Arbor Freeze -38, being ready for use, is used as it is and its formulation provides the utmost performance in terms of antifreeze protection and cooling. PETRONAS Arbor Freeze -38 removes the heat generated by combustion and ensures protection against freezing down to temperatures of –38°C.