How much oil in a 2006 yfz 450?

The 2006 Yamaha YFZ 450 typically requires about 1.6 quarts (or approximately 1.5 liters) of oil when performing an oil change with a filter replacement. If you're just changing the oil without replacing the filter, it usually takes around 1.3 quarts (or about 1.2 liters). Always check the owner's manual for the most accurate specifications and recommendations for your specific model.