RADIUM 18-0076-B11 Radiator Cap Type-B 1.1Bar Black for SUBARU BRZ/ TOYOTA GR86 2022
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The radiator cap is an essential part of an upgraded cooling system. Radium caps are engineered to safely improve cooling efficiency by managing the boiling temperature. A higher radiator pressure effectively raises the coolant boiling point, providing an extra safety margin and preventing air pocket cavitation at the water pump.