That depends on the size of the filter, the smaller filters hold about a half quart (same as a pint), the larger filters for cars hold about a quart. Larger trucks, and larger than 4 cylinder diesel will hold quite a bit more.
about 5 quarts that includes about 1 in the oil filter so 4 and 1 for the filter
your 2.5 should hold 3.5 qts oil with filter
3.5 qts with oil filter
With new oil filter, four quarts.
4 quarts with original filter 4.3 if installing a fresh oil filter
4.3 quarts with filter
5 quarts if changing Oil Filter 4 Quarts if NOT changing Oil Filter
6qts with a std oil pan and short filter. 7 with the industrial truck filter.
4.5 quarts of oil including changing the filter. 4 quarts without filter
5 QTS with a new oil filter.
5.255.25
6.5 quarts with an oil filter change