Ensure your diesel engines perform at their best with IDO Premium Plus CK-4 Oil. Specially formulated to meet API CK-4 specifications, this next-generation oil complies with EPA regulations for diesel engines manufactured after 2017, while being fully backward compatible with API CJ-4, CI-4 Plus, and CH-4 standards.

Key Features:

- Advanced Emissions Control: Designed to enhance emissions control, making it compatible with Diesel Particulate Filters (DPF), Diesel Oxidation Catalysts (DOC), and Selective Catalytic Reduction systems (SCR).
- Superior Wear Protection: Provides up to 14% less wear than CJ-4 oils, protecting critical engine components such as cams, tappets, rings, cross heads, and injector screws.
- Improved Fuel Economy: Achieves up to 0.89% better fuel economy, reducing operational costs.
- Exceptional Oxidation Resistance: Offers up to 10% better oxidation protection compared to CJ-4, extending oil life and performance.
- Enhanced Shear Stability: Improves shear stability and viscosity retention, ensuring consistent engine protection under extreme conditions.
- High Contamination Handling: Delivers up to 23% better contamination handling, maintaining engine cleanliness and efficiency.

Benefits:

- Extended Drain Intervals: Enhanced oil formulation allows for extended drain intervals with regular used oil analysis, reducing maintenance downtime.
- Versatile Compatibility: Fully backward compatible, making it ideal for large, small, and mixed fleet operations where multiple service categories are represented.
- Proven Performance: With 17 million miles of on-road testing and 23,000 hours of off-road testing, IDO Premium Plus CK-4 has demonstrated quantifiable increased wear protection and reliability.