I still have 8 quarts of Valvoline Restore & Protect 5W30, 8 quarts of Mobil 1 High Mileage Full Synthetic 5W30, and 10 quarts of Castrol Edge High Mileage Full Synthetic 5W30. I have a lot to last, but I will be using up the last of the Mobil 1 later this year since I'm closing in on the 1 year...