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  • Fits the 2015-2021 Subaru WRX
  • Activation Temperature is 165.2 degrees Fahrenheit or 74 degrees Celsius
  • Activates at lower temperature so coolant flows through system earlier
  • Allows for cooler engine temperatures
  • Mishimoto Lifetime Warranty


The Mishimoto Racing Thermostat is the perfect choice for any enthusiast looking to maximize engine performance. This thermostat is designed to open at a lower temperature than standard thermostats, allowing the coolant to flow through the engine earlier and reduce temperatures more efficiently. It is constructed from high-quality materials to ensure durability and longevity. Plus, it comes with a high-pressure spring for increased reliability. The Mishimoto Racing Thermostat is the ideal choice for anyone looking to get the most out of their engine. and, as with every Mishimoto Intake, this Intake includes the Mishimoto Lifetime Warranty so you can have peace of mind!!


NOTE- This thermostat will not improve the performance of a clogged, damaged, leaking, or under-equipped cooling system. Mishimoto recommends following your vehicle's scheduled cooling system maintenance and installing a radiator that's suitable for your vehicle's needs.




Mishimoto Racing Thermostat 2015-2021 WRX

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