almost all aftermarket ecu can tune ignition timing. But i suggest u not to tune it by yourself if u r not a tuner bcoz if u make mistake when tuning I/T can coz engine blow. Plz pm me if u need more info.
Anyone had de experience of changing frt n rear lower arm ball joints for evos? Plan to change it.... Mine is evo 4.... Jz plan to change ball joints oni coz due to super pro bush already fix in.....