Elite 2500 with RACE FUNCTIONS - PnP Adaptor Harness ECU Kit - Subaru WRX MY06-10 (Australian Delivered Only Only) & STI MY06-07 (2.5 Litre DENSO ECU only) - includes M14 x 1.5 Air Temp Sensor (inc plug & pins) Note: Not compatible with the Hitachi ECU.