Description:

Never used, directly replaces the old one and easy installation.. Fitment: for Subaru Crosstrek 2016-2022, for Subaru WRX 2015-2018, for Subaru WRX 2020-2021, for Subaru Impreza 2015-2018, for Subaru Impreza 2020-2022, for Subaru Ascent 2019-2022, for Subaru XV 2016, for Subaru XV 2018-2020, for Subaru Forester 2011-2018, for Subaru Outback 2015-2021, for Subaru BRZ 2013-2020, for Subaru Legacy 2015-2021, for Toyota 86 2019-2020, for Scion FR-S 2013-2016. OE Number:21210-AA181. Good Replacement: The engine's thermostat regulates the temperature of the engine by controlling coolant flow. A bad or failing thermostat: high temperature reading and engine overheating, low temperature reading and underheated engine, temperature changing erratically, coolant leaks around thermostat housing or under the vehicle. How to fine thermostat: You can find your car's thermostat by starting at the upper radiator hose and following it to where it enters the top of the engine.. Package Included: 1 x Thermostat Housing Assembly.