▲Operation Principle: When the coolant pressure in the radiator exceeds the pressure cap setting, the coolant is sealed through the pressure cap and flows through the overflow tube into the radiator coolant overflow tank.
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9C34-8101-Aa,Car Radiator Water Tank Cover,Radiator 9C34-8101-Aa,Coolant Radiator,Coolant Radiator Reservoir TankCover for Car Accessory 9C34 8101 AA