Castrol Coolant Radical SF Premix

Castrol Coolant Radical SF Premix is a high-quality, ready-to-use coolant and antifreeze designed to provide excellent protection for modern engines and cooling systems. Formulated with advanced corrosion inhibitors, it safeguards critical engine components such as radiators, water pumps, and heater cores from rust and corrosion, extending the life of the cooling system.
This premixed coolant offers reliable freeze and boil-over protection, ensuring engine reliability in extreme temperatures and harsh environments. It is compatible with mixed metal cooling systems and suitable for use in a wide range of vehicles, including passenger cars, light commercial vehicles, and trucks.
Castrol Coolant Radical SF Premix also helps maintain optimal engine temperature, improving fuel efficiency and reducing emissions by preventing overheating. Its long-life formula minimizes maintenance and coolant top-ups, making it a convenient and dependable choice for vehicle owners and workshops alike.
Key Benefits:
Ready-to-use premix for easy application
Protects against corrosion, rust, and scaling in cooling systems
Provides freeze protection in cold climates and boil-over protection in high temperatures
Compatible with mixed metal and aluminum cooling systems
Helps maintain engine efficiency and reduces overheating risks
Long-life formula reduces coolant changes and maintenance frequency