There aren't any special courses that would increase your chances of getting into MIT. However it is important to have good preparation in math and science and also to avail yourself of courses or opportunities that introduce you to engineering.
The winners of the 2016 EngineerGirl Essay Contest have been announced! NAE President C. D. Mote, Jr. said, "It is inspiring to see students exploring the meaning of responsible engineering, for it is a primary concern for engineering in advancing our society." Check out the link below to read the wonderful essays.