For you Mobil 1 bargain-hunting forum members, here's Mobil's current 3 month rebate offer. I took advantage of this last year; purchased oil from Walmart and received a rebate check in 2-3 weeks. A 5 quart jug of M1 0w-40 from Walmart including Michigan sales tax comes to $3/qt after rebate.

https://mobiloil.com/en/promotion/mo...nd-mobil-super