The installation of this thermostat requires the use of the Motorcraft RH-223 housing. The stock thermostat must be removed and the Mishimoto thermostat installed in its place.
- Direct fit for the 2014+ Ford Fiesta ST
- Lower activation temperature allows coolant to flow through the engine earlier, maintaining lower temperatures
- Mishimoto thermostat activates at 160°F vs. stock 207°F
- Mishimoto Lifetime Warranty