yes. here is one link for a kit there are more they are just hard to find.
http://www.roadracemotorsports.com/store/index.php?main_page=product_info&products_id=3
THIS ANSWER IS INTENDED TO HELP YOU REMOVE THE ECU SO THAT A REPLACEMENT CAN BE INSTALLED. THE ONLY WAY TO REMAP AN ECU IS TO HAVE A MITSUBISHI DEALERSHIP OR A FOREIGN CAR MECHANIC REMAP IT FOR YOU...