Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil offers superior wear protection compared to older oils, ensuring your engine runs efficiently and lasts longer. This oil is designed for various heavy-duty engines, whether they are modern low-emission models or older, high-performance diesel engines. The advanced additive technology in Shell Rotella T4 helps protect against severe conditions, keeping your engine safe and operational even in tough environments.

One of the standout features of Shell Rotella T4 15W-40 is its ability to maintain cleaner engines throughout the oil's lifespan due to enhanced deposit protection. The exclusive low ash formulation not only supports emissions control but also safeguards crucial components like exhaust catalysts and particulate filters found in today’s low-emission vehicles. Additionally, this oil ensures robust viscosity control and optimal oil pressure, showcasing enhanced shear stability that adapts to the demands of high-stress work. With a trusted history of performance, Shell Rotella T4 15W-40 suits a broad range of heavy-duty applications, including on-highway fleets, agriculture, mining, logging, construction, and diesel pickup trucks, making it a versatile choice for any diesel engine.