Monolec Ultra Engine Oil - SAE 10w-30-Quart

If you’re looking to get the most out of your fleet’s performance, LE’s Monolec Ultra Engine Oil is CK-4-rated, heavy-duty oil that provides exceptional all-season performance for diesel engines. Contains shear-resistant viscosity index improvers that provide good viscosity properties at both high and low temperatures and are designed for extended drain intervals. 

Typical Applications: On- and off-road diesel engines, including over-the-road tractor trailers, pickup trucks, construction and mining equipment, farming equipment, and more; stationary diesel engines, such as generators and irrigation pumps.