Even the oil you have shown used is a fair bit thicker than spec 0-20w. Not thick enough by itself to cause issues IMO but with the thickening agent...
you may want to look closer. for Mits to specify a, what seems to me, a huge tooling change this late in a product run with no good reason to do so,...
Wait, keep a cold one handy when I arrive towing my Mirage with a 38 foot diesel pusher. Since I plan on driving very safely I predict I will arrive...