Castrol Brake Fluid DOT 4 is a high boiling synthetic brake fluid.
Castrol Brake Fluid DOT 4 is designed for use in all brake systems. Particularly those which are exposed to extreme conditions, such as high performance vehicles, race conditions and continuous braking. To maintain the superior performance characteristics of Castrol Brake Fluid DOT 4 avoid mixing with other brake fluid products. It is strongly recommended that Castrol Brake Fluid DOT 4 should be changed according to the vehicle manufacturer’s advice. In the absence of such advice, a 2 year change period is recommended.