Diesel Motor Oils

Amsoil Signature Series Max-Duty Synthetic Diesel Oil 5W-40

synthetic diesel oil. AMSOIL Signature Series Max-Duty Synthetic Diesel Oil delivers 6X better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222. Advanced synthetic technology provides excellent viscosity control and outstanding extreme-temperature performance, while minimizing oil consumption. The result: protection that’s boosted to the max.

Amsoil Signature Series Max-Duty Synthetic Diesel Oil 15W-40

AMSOIL Signature Series Max-Duty Synthetic Diesel Oil delivers 6X better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222. Advanced synthetic technology provides excellent viscosity control and outstanding extreme-temperature performance, while minimizing oil consumption. The result: protection that’s boosted to the max.

Amsoil Signature Series Max-Duty Synthetic Diesel Oil 5W-30

Protect your investment in diesel power and confidently extend drain intervals with our top-grade synthetic diesel oil. AMSOIL Signature Series Max-Duty 5W-30 Synthetic Diesel Oil delivers 6X better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222.

Amsoil Signature Series Max-Duty Synthetic Diesel Oil 0W-40

AMSOIL Signature Series Max-Duty Synthetic Diesel Oil delivers 4X better cold-temperature performance when compared to SAE 15W-40 oil in ASTM D5293 cold cranking viscosity test. Advanced synthetic technology provides excellent viscosity control and outstanding extreme-temperature performance, while minimizing oil consumption. The result: protection that’s boosted to the max.

Premium Protection 20W-50 Synthetic Motor Oil

Premium Protection 20W-50 Synthetic Motor Oil For use in both diesel and gasoline engines. Ideal for applications where the extra protection of a higher-viscosity oil is desired. The higher viscosity may help reduce motor oil consumption in equipment experiencing higher than normal oil usage rates while running lower viscosity lubricants.

Synthetic 15W-40 Diesel and Marine Motor Oil

SAE 15W-40 Heavy-Duty Diesel and Marine Motor Oil Engineered for pre-2007 diesel engines in on-road applications as well as all model year diesel engines in off-road applications. High 12 TBN controls acids from combustion blow-by and EGR.

Synthetic 10W-30 SAE 30 Heavy Duty Motor Oil

Synthetic SAE 10W-30/SAE 30 Heavy-Duty Motor Oil Designed to Outperform Conventional Diesel Oils Exceeds both 10W-30 multi-grade and SAE 30 straight-grade viscosity requirements. Provides outstanding performance in pre-2007 diesel engines.

Series 3000 SAE 5W-30 Synthetic Heavy Duty Diesel Oil

Series 3000 SAE 5W-30 Synthetic Heavy Duty Diesel (and Gasoline) Oil - Maximum Fuel Economy and Excellent Anti-Wear Protection. Engineered for pre-2007 diesel engines. One of the most versicle AMSOIL products.