Red Line ® 15W40 Motor Oil is a full-synthetic ester/PAO formula. Blended with polyol ester/PAO base stocks that feature natural multi-grade properties, this formulation avoids unnecessary additives that hinder lubricity. High detergency allows extended drain intervals and provides increased cleanliness. Completely compatible with conventional and synthetic motor oils.

• Recommended for API CK-4/CJ-4/CI-4 Plus/CF/CH-4/CF-4
• Popular for Light Duty trucks including Chevrolet Duramax, Dodge Cummins and Ford Power Stroke
• Best choice in medium and heavy-duty diesel truck engines for maximum durability
• Improved drain intervals provide excellent value for commercial fleet use
• Also for API SM/SL/SJ/SH/SG/CF and ACEA A3/B3/B4 E7/E9, MB 228.1/228.31
• All products are completely compatible with conventional and synthetic motor oils

Part Number Packaging Options
Available in a wide range of packaging including:
21404 Quart
21405 Gallon
21406 5 Gallon
21408 55 Gallon