The-3-000-Mile-Oil-Change-Myth

According to a recent study by the California Integrated Waste Management Board, 73 percent of California drivers change their oil more frequently than required. This same scenario no doubt repeats itself across the country. Besides wasting money, this translates into unnecessary consumption of $100-a-barrel oil, much of it imported.
The-3-000-Mile/5-000-Kilometre-Oil-Change-Myth