Description
Rubia Optima 2600 XFE 5W-30 is a 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. Rubia Optima 2600 XFE 5W-30 is developed for the newest on-road diesel engines according to OEM recommendations. Due to its low High Temperature High Shear (HTHS) viscosity, Rubia Optima 2600 XFE 5W-30 may not be suitable for older engines.