Delo® Trucks & BusesHeavy-Duty ENGINE OILS
Delo means efficiency. Fuel economy without sacrificing engine protection. Save money, and lower emissions. Switch to a Delo fuel economy product to see it for yourself.
Our Engine Oils
Delo® 400 MGX SAE 15W-40Mineral Oil
An API CJ-4 heavy duty engine oil specifically formulated for on-highway and off-highway applications using either High Sulfur or Low Sulfur Diesel and can also provide protection for newer compliant low emission diesel engines with Selecti...
Delo® Gold Ultra SAE 15W-40Mineral Oil
A high performance, multigrade, heavy-duty diesel engine oil specifically designed to lubricate a wide range of engines requiring API CI-4 or ACEA E7 performance lubricants. Delo Gold Ultra is formulated with ISOSYN® technology.
Delo® Silver Multigrade SAE 20W-50Mineral Oil
A heavy-duty diesel engine oil designed to lubricate engines requiring API CF-4, CF or SG performance lubricants. The level of alkaline reserve makes it suitable for use with high sulfur fuels at appropriate oil drain intervals.