For anyone running a piece of heavy equipment or a diesel engine, like those found in many farm tractors and trucks, 15w40 diesel oil from Tractor Supply can be a game-changer. It’s formulated to handle the high-pressure environment of modern diesel engines, providing the protection they need to operate efficiently.

Shop for 15W-40 Oil in Oil Viscosity. Buy products such as Shell Rotella T4 Triple Protection SAE 15W-40 Engine Oil at Walmart and save.

Provides all the protection you expect from an SAE 15W-40 but in a synthetic blend heavy duty engine oil; Goes beyond CK-4 wear limits, delivering an average of 37 percent better than the maximum wear requirements; Demonstrates 55 percent better deposit control than CK-4 15W-40 oil as demonstrated in multiple deposit control tests

Motor Oil; SAE 15W-40; 1 Gallon; O'Reilly Multigrade Motor Oil protects today's smaller six-cylinder and four cylinder engines, as well as older, larger engines from severe driving conditions such as city driving. Meets API SM, SL Service Classification and …

Heavy-Duty Diesel Engine Oil; SAE 15W-40; 128 fl oz (1 gallon) 3.79 L jug; 3 ct; More Information: Increased wear protection promotes long engine life and reduced downtime; Better oxidation control, when compared to the latest API CK-4 requirements, helps prevent varnish and sludge formation

STP® conventional motor oil contains additives scientifically formulated to insulate your engine from the damaging effects of wear. AGCO TRACTORS. Meets or exceeds the requirements for all diesel and gasoline engines currently in use where SAE 15W-40 that meets API CK-4/SN and previous API service designations are specified.

This heavy-duty diesel engine oil is formulated with active detergents to help minimize sludge and it can stand temperatures from -27 to 457 degrees F. The motor oil is compatible with a wide range of tractors, including those with low emission …

Delo 400 XLE SB SAE 15W-40 provides the same level of protection as a 15W-40 although with a Synblend. Formulated for extended oil drain protection for both on- and off-road diesel engines and mixed fleets. Extended oil drain potential up to 1.5x, based on the average of U.S. Class 8 engine manufacturers' recommendations. Extended Drain Performance

Sep 29, 2022 · 15W-40 is a common grade of engine oil that is often suggested for diesel engines. The thickness of oil changes based on how hot or cold it is. Oil tends to get thicker when it’s cold, and when it’s hot, it thins out.