Performance Friction 25-0037 RH665 DOT 4 Racing Brake Fluid 500ml

Performance Friction RH665 is a high-performance DOT 4 racing brake fluid specifically engineered for fast road, track day, rally, and race applications where braking systems operate at extreme temperatures. This professional-grade fluid delivers exceptional performance under the most demanding conditions.

Key Features:

• Guaranteed minimum dry boiling point of 617°F (325°C) - highest of any DOT 4 brake fluid
• Wet boiling point of 383°F (195°C) for superior vapor lock protection
• Advanced formulation of glycol ether borate esters and polyalkylene glycol ethers with corrosion inhibitors and antioxidants
• Maintains class-leading viscosity, lubricity, and compressibility at extreme temperatures
• Provides firm, consistent pedal feel even under extreme racing conditions
• Fully street legal and conforms to FMVSS 116 DOT 4 specification
• Exceeds all DOT 3 and DOT 4 requirements
• Compatible with all DOT 3/4/5.1 fluids and can be safely mixed
• Safe for use with all standard brake system rubbers (SBR, EPDM) and metals

Each bottle contains 500ml (1.057 US pints) of fluid. Not suitable for use with magnesium components or mineral oil-based systems. For best results, bleed the system with fresh fluid before each event and when brakes have been excessively hot or exposed to humid conditions.