Drain early, drain often
Although some car manufacturers and motor oils claim that maintenance intervals may be extended, there are still many benefits to changing your oil every 3,000 miles.
For starters, the emission of dangerous pollutants like hydrocarbons, carbon monoxide and nitrogen oxide increase as oil ages. In other words, old oil increases air pollution.
if you inflate your tires with the hot air from the 2 presidential candidates, it will counteract the polutants caused by 3,001 mile oil.