Subaru OEM Thermostat | 21200AA072 | 1992–2014 WRX & 1994–2021 STI

Genuine Subaru OEM thermostat designed to regulate engine coolant temperature for proper engine operation and cooling system performance. Built to Subaru specifications for reliable temperature control and long service life.

Fitment:
• 1992–2014 WRX
• 1994–2021 STI

Note:
Recommended replacement during cooling system service, timing belt service, or whenever the cooling system is opened. Designed for EJ-series WRX and STI applications. For best results, replace the thermostat gasket during installation.