Engine oils
Delo® 400 XLE SAE 15W-40 (Synthetic Technology)
ISOCLEAN® Certified Lubricants
Engine oils
Delo® 400 XLE SAE 15W-40 (Synthetic Technology)
ISOCLEAN® Certified Lubricants

A premium synthetic technology, long drain mixed-fleet engine oil specifically formulated for on- highway applications, including 2017 greenhouse gas (GHG 17) compliant diesel engines. Also suited to off-highway Tier IV emission compliant engine applications

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Services and support

Self services

ISO Cleanliness Code Calculator

Particle contamination is the No. 1 cause of lubricant-related equipment failure. The calculator will help you take the necessary steps needed to redefine clean.

Delo Smart Choice Advisor

To better understand your business needs, we've created this tool to help us find the right product for you.

Delo fuel saving Calculator

Delo means efficiency. Fuel economy without sacrificing engine protection. Save money, and lower GHG emissions

Pro services

LubeWatch Fluid Analysis

Keep your equipment running better longer with LubeWatch® routine testing and analysis

ISOCLEAN® Certified Lubricants Program

Ensure your lubricants meet OEM cleanliness requirements to help minimize downtime, reduce maintenance costs, and extend equipment life.

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