LUKOIL AVANTGARDE API CF-4/SG is a series of modern diesel oils. Product description. LUKOIL AVANTGARDE API CF-4/SG series are high-quality multigrade all-season engine oils intended for use in fast-revving, four-stroke, heavy-duty, naturally aspirated and turbocharged diesel engines of trucks and passenger cars, as well as in high-speed naturally aspirated gasoline engines. The oils LUKOIL AVANTGARDE API CF-4/SG are made based on fine purified mineral and modern synthetic base stocks together with a thoroughly balanced additive package. They are produced in the following viscosity grades: SAE 10W-30, 10W-40, 15W-40 and 20W-50. Application. Diesel engines of trucks and passenger cars, naturally aspirated gasoline engines following the manufacturers' recommendations. They comply with the requirements of API CF-4. Approved by KAMAZ, Euro-2