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RUBIA WORKS 4000
It is a range of new generation premium heavy-duty engine oils. Developed specifically for the latest engines from the world’s leading construction and mining manufacturers, RUBIA WORKS 4000 meets all the latest API CK-4 certifications. RUBIA WORKS 4000 not only provides maximum protection to the engine compartment, its long-life and durability helps reduce overall operating costs thanks to extended oil drain intervals.