One thing to remember; I ordered and installed part # 51 16 1 926 845, non-heated glass, for $35. The heated glass part # is 51 16 1 926 853 and is $70. Mirrors don't get frosty when the M3 is kept in the garage, so I'll put the extra $35 into something else.
OK, this is the box:
Contents of box:
New mirror with the wide angle area on the left:
Directions, page one then page two:
Inside of mirror housing after removing the old glass:
New mirror on the left, old one on the right:
Backs of the mirror glass: