170 Degrees F OE Specified Temperature
140 Degrees F Alternate Temperature Option
170 Degrees F OE Specified Temperature
170 Degrees F OE Specified Temperature
Gasket included Opening Temp: 78 C / 172 F With OE No. 21200AA072
170 Degrees F OE Specified Temperature ; "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."
Thermostat Gasket included: Y
w/ Gasket
w/o Gasket
w/o Gasket
ORIGINAL EQUIPMENT TEMPERATURE; Includes Gasket/Seal TEMPERATURE 77C/170F
172 Degree; OE Temperature; Seal included
w/o Gasket
w/o Gasket
Browse our selection of quality engine coolant thermostat parts designed specifically for your Subaru WRX STI. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Kanrai Edition · Launch Edition · Limited · S209 · STI · Series.HyperBlue · Sport · Sport-tech · Tsurugi Edition · Type RA
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H4 2.5L
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