The Tuning school.

I just want to let everyone know that I bought and took the online course for the ecoboost from the tuning school. I think its worth every penny, and is an eye opener to me seeing the way that "custom tune companies" goes about tuning the ecoboost motors and the way that The Tuning School teaches. If you want to be able to tune your ecoboost and have an understanding of what you are doing, you should definitely take the course.

I second that!! Ive taken their GM classes too and its very informative and comes with a help desk