Quote:
Originally Posted by steve99
Pretty sure Perrin should have provied MAF scalling figures for the intake, if not ask them for MAF scaling parameters to suit.
You should then be able to edit these into your tune with RomRaider
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Just scale your maf properly. It's not hard, and very worthwhile. No need to swap back to stock, and any number provided by petting wouldn't be as good as the ones you can find yourself.