Quote:
Originally Posted by Iyzmi
Do you know if a new tune is necessary to run the 650 boost level (94mm) if injectors are not changed? I recall reading somewhere that there other differences in the 650 tune besides just injectors.
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it wasn't necessary when i had the 625 tune with the 94mm pulley. i have the 650 tune now but honestly can't tell the difference. it's fast either way
