Description
The Royal Purple Duralec Ultra Diesel 15W-40 CK-4 Motor Oil is designed to meet the demanding needs of heavy-duty diesel engines. This 5-gallon container provides a high-performance synthetic blend formulated to deliver exceptional engine cleanliness, wear protection, and fuel efficiency. Suitable for a variety of diesel-powered vehicles, it helps ensure optimal engine operation in challenging conditions.
Engineered with advanced additive technology, this motor oil offers superior oxidation stability and excellent shear stability, which prolongs oil life and reduces maintenance intervals. Its CK-4 formulation complies with industry standards and is engineered to protect emission systems while maintaining engine durability. This product is ideal for commercial fleets, trucking applications, and off-road equipment where reliable lubrication is critical.
Features include high shear stability to maintain viscosity under extreme operating conditions, excellent deposit control to keep engine components clean, and enhanced wear protection to extend engine life. The Royal Purple Duralec Ultra Diesel 15W-40 is air freight prohibited due to shipping restrictions but can be delivered via ground service. It is not carb-approval certified but adheres to industry standards for heavy-duty diesel engine oils. This product ensures your engine performs at its best with every mile driven.
Features:
- Viscosity Grade: 15W-40, optimized for heavy-duty diesel engines
- Formulation: CK-4 compliant synthetic blend for superior protection
- Additive Technology: Advanced additives for enhanced deposit control and wear protection
- Stability: High shear stability to maintain viscosity during operation
- Protection: Helps extend engine life and reduce maintenance costs










Reviews
There are no reviews yet.