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.
Was wondering how can u tell that your fuel pump is about to "kaput". How much does it cost for an Evo 3 fuel pump and where could i get it from? Another thing my car jerks at high rpm esp 6.5k and misfires quite...