hi were i am from we ave a problem for tuners if you are not there best friend they will give you a shitty tune even though your paying full price i have taken it upon my self to learn how to tune engines i have a 1j want to put a single turbo on it but want to tune it my self want to use a piggy back greddy to tune car is there any one who can show me how to do it my self and let me know what kind of equipment i would need to tune engine