Prime Guard ROTL550049483 Shell Rotella T4 Triple Protection 15W-40 Motor Oil 1 Quart

Shell Rotella T4 Triple Protection 15W-40 is a premium conventional heavy-duty diesel engine oil engineered to deliver outstanding protection against wear, deposits, and oil breakdown. Designed for modern and older diesel engines operating under demanding conditions, this 1-quart bottle carries the trusted Rotella T4 formula used by commercial and personal vehicle operators alike.

Key Features:

• Triple Protection Formula — Guards against engine wear, harmful deposits, and oil degradation for extended engine life
• Viscosity Grade: 15W-40 — Provides reliable cold-start performance and stable high-temperature viscosity
• Advanced Additive Technology — Controls soot and contaminants common in diesel combustion cycles
• Shear Stability — Maintains viscosity under high mechanical stress to protect critical engine components
• API CK-4 / CJ-4 Certified — Meets the latest API heavy-duty diesel engine oil standards
• Compatible with Emissions Systems — Formulated to be compatible with diesel particulate filters (DPF) and EGR systems
• Multipurpose Application — Suitable for diesel engines in trucks, buses, farm equipment, and commercial vehicles

Shell Rotella T4 15W-40 is an industry-standard choice for fleet operators, owner-operators, and equipment managers who need reliable, cost-effective heavy-duty engine protection. Sold as a single 1-quart (0.946 L) bottle. OEM/Cross-Reference Part Number: 550049483.