Mobil Delvac Extreme HD Full Syn Diesel Oil 10W-30, 1 Gal, Case/4

Mobil Delvac Extreme 10W-30 is a premium and high-performance synthetic diesel engine oil that helps to extend engine life for modern diesel engines operating in extreme conditions. This diesel engine oil works to deliver extended performance for up to two times beyond OEM recommended oil drain intervals with the potential to improve fuel economy. It is recommended for use in a wide range of heavy-duty, on- and off-highway applications, including engines operating under heavy loads. Mobil Delvac Extreme 10W-30 provides exceptional stability**, anti-wear performance, and high-temperature performance. It also offers excellent low-temperature performance for increased oil flow at startup, controlling sludge formation, and stay-in-grade shear stability.

Fully backward compatible, Mobil Delvac Extreme 10W-30 delivers excellent performance in both newer and older heavy-duty engines, meeting or exceeding the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and other service categories. This high-performance synthetic diesel engine oil helps to promote the long life of critical wear surfaces by providing exceptional high-temperature performance, stability***, and resistance to corrosive and abrasive wear.

Results may vary based on vehicle/engine condition, driving and environmental conditions. Consult OEM or ExxonMobil before implementing extended ODIs. Potential fuel economy improvements are dependent on vehicle/engine type, outside temperature, driving conditions, and current engine oil viscosity. **Exceptional stability refers to the oil's ability to resist thermal and oxidative breakdown, maintaining its protective properties over an extended period of use.

product information: