Chevron DELO® 400 XLE SAE 10W-30 Synthetic Technology Diesel Engine Oil is a premium API CK-4 heavy-duty engine oil designed for on-highway trucks and mixed fleets that demand extended drain intervals and dependable protection. Formulated with ISOSYN® Advanced Technology, it provides the durability of a synthetic with the value of a conventional oil, helping lower operating costs while maximizing uptime.

This high-performance oil delivers:

• Extended drain capability to reduce downtime and maintenance costs

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

• Improved oxidation stability for cleaner engines and longer oil life

• Excellent fuel economy performance compared to higher viscosity grades

• Backwards compatibility with earlier API categories for older equipment

Packaged in a convenient 3/1 gallon case, it is the ideal choice for fleet operators, service shops, and owner-operators needing easy-to-handle containers with reliable bulk supply. Suitable for on-highway trucks, buses, construction equipment, and agricultural machinery, Chevron DELO 400 XLE 10W-30 ensures long-lasting engine protection and efficiency.