Higher mileage engine oil is fine-tuned for vehicles with over 75,000 miles. The oil reconditions engine parts and gives your vehicle staying power, keeping it performing at it's best. Benefits include reduced oil consumption caused by evaporation and leaking engine seals. Resists oil-related spark plug fouling and deposits on intake valves and other engine parts. Boosted zinc additives for extra wear protection on high-wear surfaces while still protecting catalytic converter efficiencies. Contains additional friction modifiers for improved fuel economy.