how do i get most power

[EGcoupe94]

ok im trying to get the most power out of my b18c. i have 6k to spend what can i do?

 

[buttered corn]

c1/c5/c7?

turbo, turbo, turbo.

 

[EGcoupe94]

c1. What internals and valve train is best. i want to run mid to low 12's