A used one would be the cheapest option. Posting a WTB add would be your best bet. I have an ECU from a 98 Im trying to get ride of.
98 Eclipse GS TurboBuilt motor - MS2 - Holset hy35 - Zoom Stg 4 Clutch - 57.5mm TB - ARP Headstuds - Turbonetics wastegate - 3" Turbo back - FMIC - Greddy RZ BOV - Walbro 255 - 650cc Injectors - Fidanza Flywheel - Cobra calipers w/ 13" Rotors - Oil Cooler - DevilsOwn meth injection1981 Chevy Scottsdale1987 Nissan 300zx - Chump Car2001 BMW 325i