Lubricants Catalog
RUBIA OPTIMA 4100 XFE 5W-30
Fully Synthetic low-SAPS lubricant for diesel engines, suitable for on-road heavy duty applications with Fuel Economy technology based on the latest API FA-4 specification.
RUBIA OPTIMA 2600 XFE 5W-30
Synthetic-technology low-SAPS lubricant for diesel engines, suitable for on-road heavy duty applications with Fuel Economy technology based on the latest API FA-4 specification.