Valvoline Heavy Duty Synthetic Blend Diesel Engine Oil SAE 15W-40
EXCELLENT
Heavy duty synthetic blend with targeted additive technology for critical component protection in extreme operating conditions and temperatures
ENDORSED
35% better wear protection vs. industry standard in Cummins ISB engine test
CONTROLS
Designed for extended oil life in high heat
PROTECTS
Engineered to control wear, deposits and oil breakdown while meeting low emission requirements
From farm and construction equipment to on-highway fleets, heavy workloads and hauling, Valvoline Heavy Duty Diesel Synthetic Blend 15W-40 Engine Oil is specially formulated with targeted additive technology for engines operating in extreme duty cycles or severe environmental contamination conditions. Proven to maximize diesel engine life, our latest heavy duty diesel synthetic blend lubricant is engineered to control wear, deposits and oil breakdown while providing enhanced viscosity and oxidation stability. No matter the weather, you can count on excellent year-round performance in Cummins, Volvo, Mack, Ford, Caterpillar, Detroit Diesel engines and more. For superior wear protection in harsh environments and extreme applications, trust Valvoline Heavy Duty Diesel Synthetic Blend 15W-40 Engine Oil to keep your vehicles working as hard as you do.
Proven to maximize diesel engine life
See It In Action
The only one endorsed by Cummins
Premium Blue Full Synthetic provides extreme protection for heavy-duty diesel and gasoline engines, plus improved fuel economy vs. conventional oils.