Originally posted by nzty420a
when instaling an fmu on my fuel system on my 99 eclipse nt what size fmu do you guys recomend? and is there anything in my fuel rail that i need to modify or remove . and i was looing at a fuel line break down on my fuel system and would it be best to run a new return line all the way to the tank ? and i also read something about disconect the vac line to the stock fpr is this true also ? sorry so many questions just wanna make sure everything works properly

The board is slow nowadays, but you will find nearly all your answers are answered with the search engine.

I converted to a 95 fuel rail with a return all the way back to the tank, SFMU, and completely delete the stock FPR.