Delvac 15W40 is a premium synthetic blend diesel engine oil that helps extend engine life, allowing you to run your business with confidence. This oil meets or exceeds original equipment manufacturer (OEM) requirements and deliver high performance in both on- and off-highway applications.

Fully backward compatible, Mobil Delvac 1300 Super 15W-40 engine oil delivers high performance in both newer and older heavy-duty engines. Its carefully tailored formulation provides:

• Extended oil drain interval (ODI) potential up to 1.5X the average OEM ODI recommendation*
• Up to 50 percent more wear protection than required in API engine tests
• Outstanding oxidation stability
• Excellent soot and viscosity control