Home-brew test facilities but methodical and solid results are gained. I’m a fan of this guy’s channel, his approach is great. So, after watching I wondered, “is AB oil just re-badged Mobil1?” No, Warren Oil company (est. 1922) makes it. Either way, take a watch and see just how close it is to Mobil1. I’m pretty impressed. Next up should be an Amazon Basics oil change building.