465 Engine Radiator ADDITIVE BLUE (for High End European, Asian & Korean Vehicles)

465 Engine Radiator Additive is a premium cooling system treatment specially formulated for high-end European, Asian, and Korean vehicles. It helps protect radiators and cooling system components from corrosion, rust, scale, and deposits while improving heat transfer for optimal engine temperature control. Safe for aluminum and mixed-metal cooling systems, it enhances coolant performance, extends cooling system life, and supports reliable engine operation under demanding driving conditions. Compatible with most modern coolant formulations, 465 Engine Radiator Additive delivers long-lasting protection and performance for luxury and performance vehicles.