This is a pretty good deal. I picked-up a few 5 quart jugs to get the $12 rebate on each. The limit per household is 2:
The details:
https://mobiloil.com/en/promotion/mobil-promotions/up-to-15-dollars-off-with-mobil-1-and-mobil-super
The details:
https://mobiloil.com/en/promotion/mobil-promotions/up-to-15-dollars-off-with-mobil-1-and-mobil-super