Do your homework really applies here, just like finding a doctor. Some have a great reputation and some don’t. It IS up to you to find the best doc for your needs, right?
Please don’t paint all tuners with a wide brush, it doesn’t look good amongst all the thousand and thousands of excellently dyno-tunes bikes out there.
Advice? Find a better doctor and you will be much happier.
Not all doctors are quacks you see.
Bobs