Delo 400 SLK SAE 15W-40 with ISOSYN Advanced Technology is a premium quality “low-SAPS” heavy-duty diesel engine oil specifically designed using the latest generation additive technology to provide outstanding protection for on and off-highway applications and lubricate a wide range of highspeed diesel engines requiring API CK-4, CJ-4, CI-4 PLUS / SM, or ACEA E9 performance lubricants operating under the most severe service conditions. 

Delo® 400 MGX SAE 15W-40 is an API CJ-4 heavy duty diesel 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 Selective Catalytic Reduction (SCR), Diesel Particulate Filter (DPF) and Exhaust Gas Recirculation (EGR). It is fully compatible with previous diesel engine models and previous API Oil Service Categories including API CI-4 PLUS, API CI-4 and API CH-4.

Delo® Gold Ultra is 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, including those fitted Selective Catalytic Reduction (SCR) and / or Exhaust Gas Recirculation (EGR) emission control technologies.

Delo® FleetPRO Ultra is a multigrade, heavy-duty diesel engine oil specifically designed to lubricate a wide range of engines requiring API CI-4 performance. Delo FleetPRO Ultra is available in SAE 10W 30, SAE 15W-40 and 20W-50.

Delo® Silver is a monograde heavy-duty diesel engine oil designed to lubricate engines requiring API CF/SF performance lubricants.