Haltech Elite 1500 PnP Adapt Harn ECU Kit - Subaru WRX MY97-98 (HT-150944) 18465 A little research showed that

A little research showed that this was a common issue

Our Specially Designed O2 Sensor And Wiring Harness Are Included For Ease Of Installation

All EXEDY chromoly Lightweight Flywheels meet or exceed these standards

Everything simply slides into place with no extra hardware required

and the valved paths are 19% larger

Haltech Elite 1500 PnP Adapt Harn ECU Kit - Subaru WRX MY97-98 (HT-150944) 18465 A little research showed thatSuits: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY97 98 (Australian Delivered and JDM) Manual transmission only. Includes: Elite 1500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1. 5 air temp sensor with matching plug and pins, auxiliary I O 16 Pin TYCO plug and pins, USB programming cable and USB software key. HARNESS OVERVIEW Ideal for dedicated race cars, engine swaps and custom