LEAD Brake Fluid DOT 4 has excellent low temperature properties and recommended for all conventional drum and disc brake systems. LEAD Brake Fluid DOT 4 can also be used in Hydraulic clutch release systems. Oscar Brake Fluid DOT 4 is a heavy-duty synthetic brake fluid, contains antioxidant, metal deactivator and corrosion inhibitor to ensure long service life of brake fluid and brake components. Due to high boiling point, it does not give vapour lock problems in high temperature working conditions.SpecificationsFMVSS No. 116 DOT 4; SAE J1703Typical Properties