65beto 0 Report post Posted June 15 Hey fellas, I was the owner of an IS250 for many years till an !Removed! ran a stop sign and totaled my baby. Now Im in the market for a RC300 V6 but I know you can tune it to get same power as the RC350. What tuner is the best out there? T.I.A. Lou. Quote Share this post Link to post Share on other sites
