i have a dyno and tune date set up for the 25th of this month and was wondering if you can tune a stock computer? i know you cant mess with the fuel but others ? timing advance? boost? check engine light deletes? im not sure what set up the dyno place has but i know its a good one. and he has dealt with 15+ n-srt's thanks for the info in advance....-zack if you can any ideas on what to change to get more horse safely? as this is my daily driver
