DOT 5.1 Brake Fluid - 500ml High performance brake and clutch fluid designed to lubricate and protect critical brake system componentry while providing reliable stopping power, Anti-vapor lock formulation maintains responsiveness and performance by fighting both water contamination and vaporization, Advanced chemistry resists corrosion, oxidation and is compatible with SBR, EPDM and natural rubbers, Anti-vapor lock formulation maintains responsive lever and pedal feel, Resists corrosion, oxidation and *boil-off*, Mixes with other DOT 3, DOT 4 and DOT 5.1 brake fluids, For use in all vehicles specifying DOT 5.1 brake fluid, Exceeds the requirements of US FMS 116 DOT 5.1, DOT 3 & DOT 4, SAE J1703, SAE J1704 and ISO 4925 (Classes 3, 4 and 5.1)