Castrol React Performance DOT 4 is a high boiling point fully synthetic brake fluid. The product contains high-tech additives and inhibitors that provide complete brake system protection against corrosion and water vapor generated at high temperatures.

Castrol React Performance DOT 4 brake fluid is designed for use in all brake systems. We especially recommend using React Performance DOT4 fluid in brake systems that are exposed to extreme conditions. For example, in more powerful vehicles (BMW X5, VW Touareg, Toyota Land Cruiser, etc. using DOT4 brake fluid) and in lighter competition conditions.

Features:
- Safe and extremely stable viscosity properties even at very low temperatures.
- Protects against wear and corrosion.
- Controlled water absorption
- Maintains safe and stable viscosity even at high temperatures.

Technical data:
SAE J1703,
FMVSS DOT 3 , DOT 4
ISO 4925
JIS K2233

Wet boiling point: 180 °C
Dry boiling point: 260 °C