It helps minimize sludge and varnish formation and provides premium anti-wear and corrosion protection for all driving conditions.

WARCO Heavy Duty Synthetic Blend SAE-50 Diesel Engine Oil meets or exceeds the CF-4 classification and is backward compatible with all earlier service categories. It has been field-tested to be comparable to many American, Asian, and European manufacturers’ standards where a single-viscosity heavy-duty CF-4 engine oil is recommended.

• Exceeds API service CF-4 and TBN 10
• Excellent cold-crank capabilities
• Outperforms conventional motor oil
• Helps optimize fuel economy
• Exceeds CF-4 service classification
• Fights formation of sludge and varnish deposits
• Excellent wear, corrosion, and rust protection