Yep, properly installed gears do not need to be "broken in", its good for a few lulz whenever you hear someone talking about it like they are an authority on it. I go to WOT right out of the gates to make sure I don't have any issues at any RPM.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.