51000 MI or 81600 KM

Inspect
    Air Filter Element
      Perform at mileage interval or every 3 months, whichever comes first.
Replace
    Oil Filter, Engine
      Perform at mileage interval or eveyr 3 months, whichever comes first.
    Engine Oil
      Perform at mileage interval or every 3 months, whichever comes first.