Keep your diesel engine running strong mile after mile with this premium 15W-40 heavy duty motor oil, specifically formulated for the demanding conditions your rig faces on the road.
Superior Engine Protection
- Advanced additive package provides exceptional protection against wear, deposits, and oil breakdown under extreme operating conditions
- Maintains optimal viscosity in both cold starts and high-temperature highway driving
- Extends drain intervals while keeping your engine clean and running efficiently
Diesel Engine Optimized Formula
This 15W-40 formulation meets and exceeds API CK-4 specifications, making it ideal for modern low-emission diesel engines as well as older rigs. The multi-grade viscosity ensures reliable lubrication from startup to shutdown, whether you're pulling heavy loads through mountain passes or idling during mandatory rest periods.
Trusted by owner-operators and fleet managers nationwide, this gallon jug provides convenient storage and easy handling for your maintenance needs. Professional-grade quality that delivers the reliability your livelihood depends on.
