Quick view Castrol Castrol SRF Brake Fluid DOT 5 Castrol SRF Brake Fluid the ultimate racing brake fluid. This is a 1-Liter Bottle. * Exceptionally high dry boiling point of 590ºF (Wet 518ºF) * Exceeds SAE 1703, ISO... Â¥8,263 Â¥9,811 Add to Cart