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Castrol Brake Fluid DOT4 is a high boiling synthetic brake fluid which far exceeds the requirements of the SAE J1703,SAE J1704, FMVSS 116 DOT 4, ISO 4925 and Jis K 2233 specifications
This product has been formulated from mixed polyalkylene glycol ethers and borate esters together with other high performance additives and inhibitors which give ultimate system protection against the effects of corrosion and high temperature vapour lock
It is strongly recommended that brake fluid should be changed according to the vehicle manufacturers advice
Should not be used in braking systems for which a mineral oil based fluid is recommended