ive been looking at turbo kits for a while and am saving up some money to buy one what are some good kits i want easy install and good quality and a good price for a starteer kit am i gonna need a intercooler, fmu, injectors right away or can i run like 6 psi boost get used to it and then start tuning it. i have a 99 z auto with 100k miles with the 6 pdi boost will i need internals if so how much could i just get it running at 6 psi for