Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons

Synthetic diesel engines designed to protect diesel vehicles and equipment Biodiesel is compatible with a wide range of heavy-duty applications and environments Extended performance for up to 50% beyond OEM-recommended oil drain intervals Excellent low-temperature performance for increased oil flow at startup, controlling sludge formation, and stay-in-grade shear stability Features excellent anti-wear and anti-scuff properties to help control wear in heavy-duty operation to help promote long engine life