SK ZIC X3000 15W40 is a high-quality, heavy-duty diesel engine oil engineered to provide good protection to engines for on and off-highway applications. ZIC X3000 is recommended for use in heavy-duty applications and operating environments found in trucking, construction, and agricultural industries. ZIC X3000 is designed to address older vehicles' needs where good performance value remains a crucial driver for end users. RECOMMENDATIONS Recommended for Diesel engines API CF-4 General characteristics - Excellent wear protection - Excellent protection against corrosion, deposits, and soot