The 2008 Mazda 3 typically requires about 4.5 quarts of oil when equipped with a 2.0L engine and approximately 5.1 quarts for the 2.3L engine, including the oil filter. It's always best to consult the owner's manual for the exact specifications and recommendations for your specific model.
How many quarts of oil does a 2007 Mazda CX7 take
4 quarts
5.7 quarts with oil filter
3.5 quarts of oil
3.8 to 4 quarts of engine oil.
4 1/2 quarts (4 cyl)
For the 2.3L engine, 4.5 quarts with filter change.
4 quarts
8 quarts...
5W30 at 5 quarts
6.1 quarts
13 quarts13 quarts