TOMEI ARMS M7960 TURBINE KIT For GDB GDA GRF GVF WRX STI EJ 173023Brand TOMEI Product Number 173023 Compatible Car GDB GDA GRF GVF WRX STI Compatible Engine EJ Product Description Now comes standard with the new Billet Actuator. Retains the response feel of the original stock turbo, but delivers increased power gains even at higher up in the power band range without sacrificing torque. APPLICATION: EJ20 25 Single Scroll IMPREZA JDM: GC8 EJ207, GD AB GFA EJ205 GDB EJ207, GD CD GDA EJ205 GR GV A LINE EJ257, SF5 EJ205,