I forgot to check the setting for my profec b(on the rear of it) I just intalled a few days ago. If I remember right, it was already set where it needed to be though. Does anyone know? I don't think I have the instructions anymore. Thanks.

 

do you have external wastegate??
if your car doesn't have ,then
4 ,2 off 1,3 on

 

Here ya go, this will help, http://www.greddy.com/Technical/pdf/ProfecB.pdf

 

Thanks guys.