RCM Low Temperature Thermostat - Subaru - 70C (158°F) - EJ20 EJ25 WRX STI - 1708 930 Series When the oem gasket is

When the oem gasket is coupled with our Phenolic Spacer

The fuel pressure gauge is a vital tool in making sure your engines fuel system is functioning properly and providing consistent fuel at all times

the TS-7 is a solid choice for cars like the Subaru WRX STI

The Controller capitalizes on our existing brushless technology by reducing fuel flow during low engine demand and decreasing an already low current draw

Hardware & Gasket Included

RCM Low Temperature Thermostat - Subaru - 70C (158°F) - EJ20 EJ25 WRX STI - 1708 930 Series When the oem gasket isThe Roger Clark Motorsport thermostat is designed not only to improve reliability (thanks to its superior construction and RCM's strict quality control inspection process) but also to provide an earlier start in your engine's cooling process. With a low temp thermostat in place your engine coolant is allowed to circulate around the engine much earlier which allows overall engine temperatures to be reduced sooner than they would normally occur.