Shell Shell Rotella T4 Triple Protection 15W-40 (CK-4) Part No: 550045127

Shell Rotella® T4 Triple Protection™ 15W-40 CK-4 heavy-duty diesel engine oil is engineered with advanced additive technology to protect against wear, deposits, and oil breakdown. It helps maintain engine cleanliness, improves resistance to oxidation, and supports compatibility with exhaust aftertreatment systems. Designed for modern low-emission diesel engines as well as older models, it performs reliably under high temperatures, heavy loads, and stop-and-go service conditions. Ideal for fleet operators and owner-operators, this oil helps extend engine life while maintaining fuel economy and overall performance. Available through Wofford Truck Parts.