15W-40 Rotella 1 Gal engine oil

Shell Rotella^® T4 Triple Protection 15W-40 is designed to provide hardworking protection that adapts to your driving conditions. With millions of miles of real world testing, Shell Rotella^® T4 Triple Protection 15W-40 uses a proprietary, synthetic blend formula exclusive to Shell. It is designed to protect under the most severe engine conditions found in modern low-emission engines and older hard working diesel engines. Built upon the heritage of Triple Protection technology, you can depend on:

• Exceptional wear protection for longer engine life
• Superior engine cleanliness for a cleaner engine throughout oil drain interval*
• Enhanced protection against oxidation for more efficient operation*
• Increased shear stability for better viscosity control and optimal oil pressure*
• Improved oil aeration*

Bring on the heat

Shell Rotella^® T4 Triple Protection shows significantly improved resistance to oil breakdown under high temperatures. Tests prove that Shell Rotella^® T4 Triple Protection resists oxidation up to 50% longer than the previous generation of Shell Rotella® T Triple Protection. The result? Shell Rotella® T4 Triple protection helps keep engines running long, clean and operating efficiently*.

In API industry wear tests, Shell Rotella^® T4 Triple Protection 15W-40 didn’t just meet CK-4 specs, it delivered an average 50% more wear protection than required. That’s protection where it matters most—on the road.

*Shell Rotella^® T4 demonstrates strong wear protection in CK-4 engine tests including the Cummins ISM and ISB.