Lubricants Catalog
RUBIA OPTIMA 1100 15W-40
Mineral lubricant for diesel engines, suitable for use in on road applications, based onthe latest CK-4 specification.
RUBIA WORKS 4000 15W-40
Very high performance lubricant especially designed for engines used in earthmoving activities (quarries, construction, mining, railroads…) requesting API CK-4 or CJ-4 level.
RUBIA OPTIMA 1100 FE 10W-30
Synthetic technology Low SAPS lubricant for diesel engines, suitable for on-road heavy-duty applications, with Fuel Economy technology based on the latest CK-4 specification.
RUBIA OPTIMA 3450 FE 5W-30
Synthetic technology Low SAPS lubricant oil based on the latest API CK-4 specification, suitable for use in all on-road diesel and gas heavy-duty engines.