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Valvoline Classic Blue is formulated to provide optimum performance in medium and heavy duty diesel operating under a wide range of service conditions. It is blended with permium quality base oils and proven additve chemestry developed through vigrious laboratory and field testing to prove the following benefits:
15W40 (API CF-4 / SG)
- High temperature piston deposit control.
- Soot dispersancy and oil thickening control.
- Low temperature sludge protection.
- Superior TBN retention to neutralize corrosive acids from combustion.
- Oxidation inhibition
15W40 (API CF-4 / SG)