Product Description
Type-A cap style common applications:
2015-2021 Subaru STI
2015-2021 Subaru WRX
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.
Specs:
1.1 BAR
16.0 psi
Steel cap with electroplated black finish
Premium silicone sealing elements for long lasting durability
Designed for mini size (32mm ID) radiator necks only
This item is non application specific. Please verify compatibility for your application prior to purchasing.