Delo 400 with ISOSYN Advanced Technology gives you the power to go further.

DELO® 400 SDE SAE 15W-40

Formulated for exceptional performance with ultra and low sulfur diesel fuels.

DELO® 400 XLE SAE 10W-30

Provides high performance piston deposit control and turbo charge protection.


Delo® 400 SDE SAE 15W-40 - 1 Gal Jug

Specifically formulated for 2017 greenhouse gas (GMG 17) compliant diesel engines designed to meet lower CO2 emissions and improved fuel economy.

Delo® 400 SDE SAE 15W-40 - 2.5 Gal Jug

Provides exceptional protection against wear and corrosion and contributes to optimal service life and minimal maintenance.

Delo® 400 SDE SAE 15W-40 - 1QT bottle

Provides maximum engine durability protection and is formulated for exceptional performance.

Delo®400 XSP SAE 5W-40 - 1 Gal Jug

Exceptional soot dispersancy and wear control protect components against wear and corrosion, promoting optimum service life and minimal maintenance. Contributes to maximum vehicle utilization and minimal downtime.

Delo®400 XLE SAE 10W-30 - 1 Gal Jug

Provides improved fuel efficiency, exceptional deposit control and minimized operating costs.

Delo® Syn-Gear XDM 75-90 - 32oz bottle

A premium heavy-duty gear lubricant designed to deliver maximum protection for critical components for vehicles operating under severe conditions and extreme heat or cold.

Delo Gear Lubricant ESI 85-140 - 32oz bottle

Premium grade lubricants formulated for gear sets exposed to extremely high temperatures and loads. Offers extended-drain performance.

Delo Truck Full
Delo Mobile Truck


Delo is Chevron's premium line of heavy duty diesel engine oils and gear lubricants.


Delo 400 XSP 5W-40 with ISOSYN Advanced Technology is a premium synthetic mixed-fleet motor oil recommended for naturally aspirated and turbocharged four-stroke diesel engines and four-stroke gasoline engines in which the API CK-4 or API SN service categories and SAE 5W-40 viscosity grades are recommended. It is formulated for engines operating under severe service and a wide range of climatic conditions.® ©2001- 2019  AutoZone, Inc. All Rights Reserved.