Subaru OEM Radiator Pressure Relief Cap (1-Way Cap)

Subaru OEM Part Number 45137FE002

Maintain proper cooling-system pressure with a genuine Subaru OEM radiator cap. Subaru part number 45137FE002 is a factory 1.3 bar / 137 kPa radiator pressure cap designed to regulate cooling-system pressure and help keep coolant properly contained during normal engine operation.

A worn or failing radiator cap can contribute to coolant loss, improper system pressure, or overheating. Replacing it with the correct OEM cap helps restore the cooling system to its intended factory operation.