Rotella® T4 Triple Protection® 15W40 (2-pack / 2.5 gallon bottles) is a heavy-duty diesel engine oil that provides triple action protection by helping to control wear and reduce deposits and emissions and by continuously adapting to the needs of your engine. It provides protection both on-and-off the highway. Shell® Rotella 15w40 meets or exceeds API CJ-4 requirements, and provides superior performance in older and newer engines.
- Rotella T4 Triple Protection technology
- Combines strengths of wear protection and engine cleanliness
- Protects against buildup of harmful deposits
- Performs well in both old and new engines
- Helps reduce emissions
What Are The Benefits Of Rotella T4 15w40?
- In 40 million miles of testing late-model engines, on and off-road, Rotella 15w40 lowered iron wear by up to 38%.
- On average, Rotella T4 15w40 provides up to 22% less iron wear than Shell Rotella T3 SAE 15W-40.
- Protects against deposits and sludge.
What Is Shell Rotella T Triple Protection Technology?
Shell Rotella T Triple Protection Technology starts with the traditional strengths of wear protection and engine cleanliness found in all Shell Rotella Heavy Duty Engine Oils, and adds the protection of diesel particulate filters (DPFs), reducing the buildup of harmful deposits. It combines exceptional viscosity control and product durability.
How Does Shell Rotella 15w40 Protect Against Wear?
In industry-recognized laboratory tests, Shell Rotella T Triple Protection Heavy Duty Engine Oils provided 50% lower wear, on average. In seven tests designed to measure wear in six important areas of the engine, there was a marked improvement in wear protection in every test.
Does Shell Rotella 15w40 Protect Against Deposits?
The unique combination of dispersants and detergents found in Shell Rotella 15W40, along with the dual function additive component, work together to keep your engine clean. This formula helps to control deposits, as has been demonstrated both in the laboratory and in the field. Our Triple Protection technology features a unique detergent system that is designed to control piston deposits in hotter late model engines, and keeps pistons in older engines cleaner.
Does Shell Rotella 15w40 Help Protect Against Vehicle Emissions?
Yes, by reducing engine wear and providing exceptional cleanliness, Rotella 15w40 helps engines maintain efficient combustion, which minimizes blockage and helps maintain fuel economy, thus helping control exhaust-gas emissions.
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