Even if you don’t notice, after 75, 000 miles, friction and high temperatures cause leaks, deposits and sludge that shorten the life of your motor. That’s why you need the superior protection of MaxLife, the world's first high mileage oil, specially formulated to extend the life of your engine. Through its advanced synthetic blend formulation, it supplies boosted wear protection, special seal conditioners, added detergents and anti-oxidant additives that help to maximize the life of an engine. Its advanced formula can also be utilized in newer cars to help prevent the causes of engine breakdown before they ever begin. Valvoline High Mileage with Maxlife Technology meets the API SN with SN PLUS specification, protecting gasoline direct injected engines from low-speed pre-ignition.