You can't use the DX ecu it uses fuel maps for a DPFI system. (2 injectors) You need an Si ecu or a ZC ecu. As for the materials needed for rewiring your harness I don't know of the top of my head, but here is a link. It will tell you everything you need to know. Thanks to Phatwhippin.
http://www.phatwhippincrx.20m.com/photo6.htm