my car has a mind of its own
 

ok i do have aboost problem where i get 8-5-6 (pisses me off) ive noticed that sometime i dont have as much power. i found out that sometimes i boost very quckly and sometime i t takes forever to get to even 8lbs. sometimes it doesnt even reach 8 and just transitions. ive got a head ach.. sooo may problems, jezz. help mee. what could be causing this and how do i fix it.