Valvoline Heavy Duty Full Synthetic 15W-40 Diesel Engine Oil 1 Gallon

Specially formulated with fully synthetic base oil and targeted additive technology for heavy duty diesel engines operating in extreme duty cycles or severe environmental contamination conditions, including construction equipment, on-highway fleets, agriculture machinery and more. Valvoline Heavy Duty Diesel Full Synthetic is the ultimate protection against severe temperatures, and it’s engineered to control wear, deposits and oil breakdown in Cummins, Detroit Diesel, Volvo, Mack, Ford, Caterpillar and more. No matter the weather, you can count on excellent year-round performance. For superior wear protection in harsh environments and extreme applications, trust Valvoline Heavy Duty Diesel Full Synthetic 15W-40 to work as hard as your equipment.

• 15W40 full synthetic formula is proven to maximize diesel engine life 
• Up to 28% longer oil life vs. industry standards as tested in Volvo T-13 engine test 
• Ultimate protection against severe temperatures
• 35% reduction in valve train wear vs. industry standards as tested in Cummins ISB engine test
• Proven to maximize diesel engine life