Chevron DELO® 600 ADF 15W-40 ISOCLEAN® Certified Diesel Engine Oil is an ultra-low ash heavy-duty oil engineered with Advanced Aftertreatment Protection Technology to extend the service life and efficiency of modern emissions systems, including DPFs (Diesel Particulate Filters), SCR, and DOCs. Meeting the latest API CK-4 requirements, it reduces ash accumulation by up to 60% versus conventional CK-4 oils, helping lower maintenance costs and improve uptime.

Formulated with ISOSYN® Advanced Technology and Chevron’s ISOCLEAN® certification, this premium lubricant delivers:

• Extended DPF service life with fewer regenerations and less clogging

• Outstanding wear protection for pistons, rings, and bearings under severe duty

• Superior oxidation resistance, supporting extended oil drain intervals

• Cleaner engine operation, minimizing sludge and deposit formation

• OEM approvals for both on- and off-highway diesel equipment

The 5-gallon pail size is perfect for service shops, fleets, and equipment operators needing a manageable bulk option without stepping up to a drum. Chevron DELO 600 ADF 15W-40 provides long-lasting aftertreatment protection, engine durability, and reduced total cost of ownership for modern diesel applications.