Hi guys. I'm using e-manage for my car. Last week i've tuned my car. Let say i want to change my gain(boost response) and peak gain(stabilizing boost) setting, do i need to retune my car?
Wanna ask ya'll sumthing, I'm driving an Evo 7.5 GTA for about a year now. When I bought the car, the previous owner said the car came with a 'Tomei' ECU. I'm not sure what type but I'm sure that its...