In the United States heavy duty trucking lubricants market, the drive for energy efficiency is influencing a transition from SAE 15w-40 diesel engine oils to those with lower viscosity grades such ...

When it comes to heavy-duty diesel engine oils, some may find it difficult ... dirt from the air induction system; coolant leaks from various sources; excessive soot; and the production of acidic ...

because Shell Rotella® heavy duty diesel engine oil failed to provide proper lubrication. Remember to clean debris from the radiator and air intakes to prevent overheating. Check your cooling system ...