i have a 91 si crx with a stock b18a paxton fmu and a garrett .60 trim turbo still obd 0. ive heard that 8psi is max of stock so im going with7.25 waste gate spring and what is the best way to tune it. should i go with turbo edit or switch to obd 1 and go with crome or uberdata? im not fimular with any of them so any info would help