We are proud to offer a Motorsports friendly plug and play harness for the USDM 04-05 STi to the Haltech Elite 2500 ecu. This is a direct plug n play harness connecting your original engine harness to the Haltech Elite 2500 ECU. This harness and the Haltech ECU are both designed for off road motorsports use such as time attack, rally and circuit racing.
Special offer: Haltech plug & play ECU packages we offer turn key base maps for all Injector Dynamic injectors free of charge with Injector orders.
Plug and Play Harness, 04-05 STI to Haltech Elite 2500
This is the perfect wiring solution for any track prepped USDM 04-05 sti that wants to run the Haltech Elite 2500 ecu and the OEM engine wiring harness in the car. We do recommend that you also add the Haltech wideband o2 controller and sensor for closed loop fueling functions. Optional flex fuel, fuel pressure and oil pressure inputs are also available on the Elite 2500 ecu.