The trim is composed of 4 parts, the smallest piece right under the side mirror is the piece I didn't take off. In order to take the mirror off you have take the door panel off. That's too much work IMO. I just masked off everything for that tiny little part.
As for the DIY I'm doing it right now.
2015 SS/SO M3, Delivered.
BMW Dream Team PNW Chapter, member #1
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