http://www.toyota-supra.info/forums/90936-post24.html
Thats the turbo i got back from driftmotion they do great work, i did pay for the ceramic coat and polish though.
It is a direct bolt on replacement. You may end up finding yourself hitting fuel cut earlier. After upgrading turbo/intercooler piping/downpipe i started hitting fuel cut at stock boost due to increased air flow.