• LE Drums & Pails

    Extended-Drain CK-4 Oil Offers Ultimate Package of Performance & Protection for Diesel Engines

    Monolec Ultra® Engine Oil provides exceptional performance and extended-drain service for on- and offroad diesel engines, including stationary engines. It has been formulated to exceed API’s CK-4 technology standards focusing on engine wear protection, oxidation stability, shear stability, resistance to aeration, and compatibility with low emission engines. With its superior formulation of select base oils and Monolec®, LE’s exclusive wear-reducing additive, Monolec Ultra offers dependable all-weather performance, reduces unscheduled downtime, and helps fleets achieve costs savings.