Hawk Performance Race DOT 4 Brake Fluid is a high-performance synthetic brake fluid designed for extreme racing conditions where braking systems operate at very high temperatures. With a remarkably high dry boiling point of 608°F (320°C), it ensures consistent pedal feel and prevents vapor lock during aggressive track use. This fluid is compatible with all DOT 3, DOT 4, and DOT 5.1 non-silicone based systems. It features a low moisture affinity formula to maintain its integrity over time. Part number HP660 includes: 1x 500ml Bottle of Hawk Performance Race DOT 4 Brake Fluid. Ideal for professional motorsport, track days, and high-performance street driving.