Originally Posted by bobbob

A car should be tuned by somebody that firstly understands how they work, secondly a guy with a laptop a det cans that does it part time isn't the sort of guy I'd let tune my car as when it all goes horribly wrong who sorts it all out.
The tune is a case of developing software on cars like these that takes lots of development and time to test it all works not just raise the boost a fuel and hope for the best.