How many quarts of oil does a 1997 Q45 infiniti use?

The 1997 Infiniti Q45 typically requires about 4.5 quarts of oil when equipped with a standard oil filter. If you're changing the oil filter as well, it’s advisable to have around 5 quarts on hand to ensure you have enough for a complete change. Always check the owner's manual for the most accurate specifications and recommendations.