Thank you Jose for your translation.
The aim of my "potenciacion" isn't really hard, I just want to get maybe 210 to 220ch like the "normal" 21T.
I switch to E85 too, because I'm a student SP95 and SP98 is to expensive.
All the things you have to do is to change your fuel hoses (by precaution), buy new injectors that works with E85 and a fuel pressure regulator.(SARD regulator is good).
In the end, of course, you need a reprogramation of your ECU to work well with the new configuration.
For the injectors, I haven't some links at this time, becaus we have problems to find good injectors, but we currently debate on the subject
.