A. First of all It is by no means great to chiptune engines that use a AT gearbox, next of all I do not recomment to chiptune this CFE motor specifically! Now we have operate quite some exam, and soms exams with blow off valves not working leading to overpressure https://jaspervurnk.mdkblog.com/39790002/helping-the-others-realize-the-advantages-of-gearbox-cvt-proton