DELO® Truck & 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
An API CJ-4 premium heavy duty diesel engine oil specifically formulated for on-highway and off-highway applications using either High Sulfur or Low Sulfur Diesel.
Delo® 400 LE SAE 15W-40Mineral
A premium performance, “low-SAPS” heavy-duty diesel engine oil specifically designed to lubricate high speed diesel engines operating under the most severe service conditions.
Delo® Gold Ultra SAE 15W-40Mineral
A high performance, multigrade, heavy-duty diesel engine oil specifically designed to lubricate a wide range of engines, including those fitted with emission control technologies.
Delo® Gold Multigrade SAE 15W-40Mineral
A high performance, multigrade, heavy-duty diesel engine oil specifically designed to lubricate a wide range of diesel engines.
Delo® Silver Multigrade SAE 20W-50Mineral
A multigrade heavy-duty diesel engine oil designed to lubricate engines requiring API CF-4, CF/SG performance lubricants.
Delo® SilverMineral
A monograde heavy-duty diesel engine oil designed to lubricate engines requiring API CF/SF performance lubricants.
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ISOSYN Technology
ISOSYN Technology is why Delo products provide reliable protection to critical engine parts.
Gear Lubricants
Our premium Delo gear oils assist in reducing wear to provide gear protection and long lubricant life.
Coolants
Coolants protect your truck or bus diesel engine against overheating and enhances performance. Maintain your heavy duty vehicle's cooling system with Delo.