Neither.
M1 0w40, minus $12 rebate = best performance per dollar
https://mobiloil.com/en/promotion/mobil-promotions/up-to-15-dollars-off-with-mobil-1-and-mobil-super
M1 0w40, minus $12 rebate = best performance per dollar
https://mobiloil.com/en/promotion/mobil-promotions/up-to-15-dollars-off-with-mobil-1-and-mobil-super