Mobil 1 packs have a higher cap, reported as five units. A ten quart Kirkland case that used to sell in the mid thirties is now listed near fifty eight dollars.
You can still buy motor oil....
I think even more valuable in the coping, if you can manage to get yourself to do it, is actually detailing a very dirty messy car. Watching is good, but the more physically grounding, the better....