The New Math just doesn't account for half quarts. Plus its always good to add that extra quart or so for safety and profit!2021 Subaru Outback
ODO: 14715 miles ( interval: 7289 )
out: 4.5 qt Valvoline EP 0W20 + Subaru ( Blue Fram ) Filter
in: 5 qt Dealer VRL0W20 + Subaru ( Blue Fram ) Filter
Note: Dealer Over-filled by ~ 0.5 qt.
Capacity = 4.5 qt. r.0: charged 6qts. Oil change and tire rotation was free