Mishimoto Racing Thermostat WRX (2002-2014) STI (2004-2018) Mercedes NOTE: Use factory spring seats

NOTE: Use factory spring seats

8t Audi FWD models like the A4

check the box below if you would like to add one to your order

Drive on the street at your own risk

Mishimoto Racing Thermostat WRX (2002-2014) STI (2004-2018) Mercedes NOTE: Use factory spring seatsThe Mishimoto racing thermostats for the Subaru WRX and STI will promote greater cooling efficiency throughout your engine. The Mishimoto racing thermostats will significantly lower high engine temperature produced by modified and upgraded turbo applications. Once the engine is fully warmed up the Mishimoto racing thermostat will open up at a lower temperature than standard thermostats, also allowing the coolant to flow through the engine sooner thus