Engine Coolant Thermostat. Thermostat and Gasket.

Part Number: 21210AA221
Supersession(s): 21210AA220

An Engine Coolant Thermostat Only. Housing not included.

THERMO AND GASKET ASSEMBLY Engine Coolant Thermostat

Fits Ascent, Crosstrek, Forester, Impreza, Legacy, Outback, WRX

This product fits 192 vehicle variants.
Subaru: 7 models, 192 variants between 2014 and 2025.

Five Star Subaru

2651 William D. Tate Avenue, Grapevine, TX, 76051

Policies & Information

  • Only new, unopened returns will be accepted. No returns 30 days past order date. No returns on electronic parts. All returns subject to potential restocking fee. ALL SALES FINAL.
  • Manufacturer Warranty
Accepted Payments
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