SUMOIL Engine Oils

A four-season motor oil designed for naturally aspirated diesel engines in the latest generation of industrial and construction machinery, particularly turbocharged and low-emission diesel engines.

CI-4 15W-40 Motor Oils
ACEA E7 and API CI-4/CH-4/SL

Applications:
SUMOIL CI-4 15W-40 is a mineral diesel engine oil suitable for heavy-duty applications.
SUMOIL CI-4 15W-40 meets the needs of a fleet with different vehicle brands with a single engine oil.

Advantages:
Thanks to its detergent and anti-wear additives, it prevents the formation of soot, sludge and deposits, ensuring that the engine runs cleanly for longer.
SUMOIL CI-4 15W-40 oil provides effective protection against piston cleanliness, cylinder polishing and wear.

CK-4 15W-40 Engine Oils
ACEA E7, E9, E11 and API CK-4/CJ-4/CI-4 /CI-4+ /CH-4/SN

Applications:
SUMOIL CK-4 15W-40 CK-4 is a Low-SAPS mineral diesel engine oil recommended for heavy-duty road applications based on its specifications.
It is suitable for use in the latest generation of diesel engines and, thanks to its backward compatibility, in older diesel engines.

Advantages:
SUMOIL CK-4 15W-40 is formulated with excellent shear stability, ensuring viscosity stability even under heavy loads.
Its oxidation stability prevents harmful sludge formation, protecting hot engines.
Thanks to its superior detergent and wear-inhibiting additives, it prevents the formation of soot, sludge, and deposits, ensuring that the engine’s most sensitive parts remain clean.