3L Milcy Pickup Ultra 15W-40 API CH-4 Premium Diesel Engine Oil is used to better lubricity. It has got a high cetance number and unmatched quality. The engine oil helps lubricate the internal parts of an engine. Lubrication makes the movement of the parts smooth and flawless. It helps reduce frictional losses, heat, and extreme temperature conditions to a great extent. We supply the 3L Milcy Pickup Ultra 15W-40 API CH-4 Premium Diesel Engine Oil in preventative packaging that keeps the product safe during transportation.