2016 Hyundai Accent SE, 1.6l, 240,124 miles, 3100 OCI.
Out: Mobil 1 0w-40, Super tech ST9688
In: Pennzoil Ultra Platinum 0w-40, Pennzoil PZ37 filter.
Pennzoil Ultra Platinum flows way better (easier starts) below freezing. Mobil 1 used to be great back when it was PAO/Ester blend with a crazy...