Elite 2500 Subaru WRX MY06-10 PnP Adaptor Harness Kit For: PnP replacement of the factory ECU for Subaru WRX MY06-10 STI MY06-07 2.5 Litre with DENSO ECU only. Includes: Injection molded plastic PnP adaptor harness, M14 x 1.5 air temp sensor with matching plug and pins, auxiliary I/O 16 Pin Tyco plug and pins. Notes: Not compatible with the Hitachi ECU.