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.
Castrol Brake Fluid DOT4 is designed for use in all brake systems particularly those which are exposed to extreme conditions.
JASO JIS K2233
4925 Class 4
FMVSS DOT 4