Us and euro gtr can run ron 95 but factory mapswill cut output, with cobb ap you are able tune the engine to run 95. I've got mine tuned at 1 bar stock everything 480whp and 1.2 bar 500whp however advisable to go 97 with that map.
HI all the EVO boss here... i got 1 friend looking for EVO 5 secondhand... its a serious buyer but must want good condition car la ofcouse... pls contact 0124038323 or PM me...