CSU to UC transfer.

So I am most likely attending CSUF or CPP,
If my gpa is around 3.8-4.0 which would be a run on from my HS gpa these last few semesters how likely would I be able to get a UC transfer for Engineering with a good set of Extra Circulars?
I would be volunteering for Red Cross, at my Old School and Coaching a youth Basketball Team