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this shop in atlanta told me to rid of the FPR if i hve the fmu...my friends eclipse was only puttin out 60psi of fuel with his fpr...he took it off and saw a huge improvment...what ya'll think?
They are obviously retarded. How can you possibly attempt to tune an FMU vehicle without an adjustable FPR? FMU's aren't worth the metal they are made from anyway. Come to the 21 century and chip your ECU.