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.
Hey guys, did you all notice that proton doors like wira,satria and putra after used for few years the door sound like rotten iron hitting each others. Sound like old car.