The exclusive low-ash formulation helps protect the exhaust catalysts and diesel particulate filters found on the latest low-emission vehicles. Shell ROTELLA® T4 Triple Protection® is suitable for virtually all modern low-emission heavy-duty engines* and older, hard-working diesel engines.
Shell Rotella® T4 15W-40
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 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*
Heightened emission control system durability*
*Compared to the previous generation CJ-4 product
Benefits, Specifications and Approvals
The most technically advanced Shell Rotella® formulation ever
It is designed to effectively sustain emissions control system durability where diesel particulate filters and after-treatment systems are used. Plus it provides enhanced protection against viscosity loss due to shear and improved oil aeration. The exclusive low-ash formulation helps protect the exhaust catalysts and diesel particulate filters found on the latest low-emission vehicles. Suitable for virtually all modern low-emission heavy-duty engines* and older hard-working diesel engines.
*Consult your owner’s manual for heavy-duty engine oil recommendations.
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.