2.5 quarts of re-refined lubricating oil can be produced from one gallon of used oil.
Re-refining is energy efficient--less energy is required to produce a gallon of re-refined base stock than to produce a base stock from crude oil.
Re-refined oil prices are competitive to equivalent virgin oil products.
Mercedes Benz installs re-refined oil in every new car manufactured.
Re-refined oils meet the American Petroleum Institute (API) Standards for warranty requirements in new automobiles.
The California State Department of General Services purchase more than 200,000 gallons of lubricants with re-refined oil base stock.
The United States Postal Service and National Park Service use re-refined oil in their vehicle fleets.
If the oil generated by all do-it-yourself oil changers in America were collected and re-refined, it would provide enough motor oil for over 50 million cars each year. This would reduce our dependence on imported oil, help reduce our trade deficit, and provide jobs.
By using re-refined oil, the recycling loop is closed.
The Department of Defense compared making lube oils from virgin base oil and used oil and determined using used oil was both more environmentally friendly and cost-effective.