Mishimoto
Mishimoto 14-15 Subaru WRX / Forester 68 Degree Celsius Racing Thermostat - #MMTS-WRX-15
Mishimoto 14-15 Subaru WRX / Forester 68 Degree Celsius Racing Thermostat - #MMTS-WRX-15
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The Mishimoto racing thermostat for the 2015+ Subaru WRX will promote greater cooling efficiency in your stock or modified FA20DIT. Once the engine is fully warmed up, the Mishimoto racing thermostat will open at a lower temperature than standard thermostats. This allows coolant to flow through the engine sooner, which reduces and maintains cooler engine temperatures. The Mishimoto WRX racing thermostat is the perfect addition to your street or track WRX and is a direct replacement for the stock thermostat. As with all our products, this thermostat includes the Mishimoto Lifetime Warranty.
Vehicle Fitment
- 2019-2026 Subaru Ascent
- 2024-2026 Subaru Crosstrek
- 2014-2018, 2025-2026 Subaru Forester
- 2024-2026 Subaru Impreza
- 2020-2025 Subaru Legacy
- 2020-2026 Subaru Outback
- 2015-2026 Subaru WRX
⚠ WARNING (California Prop 65): This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Image is for reference only; actual product may vary by application.
Manufacturer Part Number: MMTS-WRX-15
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Manufacturer's Warranty — Mishimoto
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Manufacturer's Warranty — Mishimoto
Mishimoto products carry a Limited Lifetime Warranty to the original purchaser, including an Accident Protection Plan. Non-transferable; original sales receipt required. Excludes improper installation and misuse.
Warranty terms are set by the manufacturer and may change. Full details and claims are handled directly by Mishimoto. Contact us if you need help with a warranty claim.

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