Understand where you are coming from. I am also a DIYer. That is why I started this post. Old school you do not use oil that has been in the vehicle for over a year no matter the mileage.
I have owned my 2016 Tacoma for 3.5 months. Mfg date was 10/15, early 2016. I thought I would have the oil change due to age not mileage (1200 only). I heard that the "delivery" oil is a break in oil and I should drive it for a year or the scheduled 10,000 mile with the delivery oil.
Any...