WINIRON TRUCK DIESEL 15W-40 CI-4/SL Motor Oil — 25 L

WINIRON TRUCK DIESEL SAE 15W-40 API CI-4/SL is a high-quality motor oil specifically designed for diesel engines (Diesel Engine Oil) of trucks and commercial vehicles. It is formulated with Korean quality standards (Korean Quality and Technology) and proprietary Anti-Wear Technology.

According to the packaging labels, the product features an all-season SAE 15W-40 viscosity grade and meets the API CI-4/SL specification. The API CI-4 standard provides superior engine protection (Superior Engine Protection) against soot-induced wear and corrosion, which is especially important for heavy-duty turbocharged diesels with Exhaust Gas Recirculation (EGR) systems. The additional API SL standard allows this oil to be used in certain gasoline engines within mixed fleets.

The base oil type, exact physicochemical properties, manufacturer details, and official OEM approvals require confirmation via the product's Technical Data Sheet (TDS).

Package volume — 25 liters (plastic canister).

Recommended for use in heavy-duty diesel engines of highway tractors, trucks, buses, construction, road, and agricultural equipment requiring API CI-4 standard and 15W-40 viscosity motor oil.

An excellent choice for mixed fleets operating in moderate and hot climates. It is strictly not recommended for use in modern diesel engines equipped with Diesel Particulate Filters (DPF) that require API CJ-4/CK-4 or ACEA E6/E9/E7 standards with low ash content (Low SAPS).