Valvoline Premium Blue One Solution Engine Oil SAE 15W-40 Bay Box (20 Quarts)

Your engines work hard, and your heavy duty engine oil should too. Valvoline Premium Blue One Solution Gen2 15W‑40 engine oil is a multi‑fuel formula that protects diesel, gasoline, and natural gas engines. From on‑highway fleets to off‑highway equipment, it extends drain intervals with up to 25,000-mile oil drain extension.* Whether you’re hauling long distances, tackling demanding construction jobs, or working in agricultural environments, this advanced formula helps maximize engine performance and durability under severe operating conditions. Premium Blue One Solution Gen2 delivers enhanced viscosity and 53% better oxidation resistance vs. industry standard as tested in Volvo T-13 engine test. Designed for extended oil life in high-heat environments, it helps control wear, deposits, and oil breakdown while supporting modern engine platforms equipped with advanced aftertreatment systems. Maximize uptime and minimize total cost of ownership with Valvoline Premium Blue One Solution Gen2. Exceeds API CK-4 performance standards and is approved for Cummins, Volvo, Mack, Caterpillar, Detroit Diesel, and more. *Applicable to 2021–2026 Cummins X15 engines with ≥7 MPG average and <40% idle/PTO.