Valvoline Premium Blue™ is a premium engine oil designed for diesel engines and heavy-duty applications. Its unique formula represents the combination of innovation and proven performance of Valvoline lubricants and Cummins’ unparalleled expertise in diesel engines. This makes Valvoline Premium Blue the only engine oil recommended and endorsed by Cummins.

Premium Blue diesel engine oils provide ultimate performance and unrivaled engine protection consequently leading to a significant reduction in maintenance and operating costs.

Valvoline Premium Blue is THE ONLY ONE diesel engine oil exclusively approved by Cummins. Apart from the Cummins O.E.M. approvals, it also meets the requirements of other leading engine manufacturers.

For more details on specific Premium Blue product approval codes and performance grades, see the O.E.M. Approvals and Performance level sections at the top of the respective Product Information sheets available on the links below.

The advanced technology of Valvoline Premium Blue diesel engine oils is specially engineered to support longer drain intervals.

Created for heavy-duty applications, Premium Blue offers the following benefits:

• Quality base oils combined with special base additives neutralise harmful acids over a longer period (TBN retention) and can contribute to reduced engine wear, breakdown risk, and lower maintenance costs;
• State-of-the-art formulation technology provides excellent wear protection, engine cleanliness, and oxidation and nitration control;
• Optimised soot dispersancy;
• Engine protection even in extreme weather conditions;
• Unique set of antioxidant additives secures superior performance in oxidation and viscosity control.

In addition to modern heavy-duty diesel engines in trucks and busses, Valvoline Premium Blue is created for off-road machinery, railroad, marine, and industrial applications.*

*Check the owner's manual and/or product information sheet before use.

Valvoline™ products should never be stored above 60°C and exposed to hot sun or freezing conditions.