Diesel Motor Oil

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

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

Product Code: DMEQT-EA

Protect your investment in diesel power and confidently extend drain intervals with our top-grade 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.

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

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

Product Code: DEOQT-EA

Protect your investment in diesel power and confidently extend drain intervals with our top-grade 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.

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

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

Product Code: DZFQT-EA

Protect your investment in diesel power and confidently extend drain intervals with our top-grade synthetic diesel oil. 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.

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

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

Product Code: DHDQT-EA

Protect your investment in diesel power and confidently extend drain intervals with our top-grade 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.

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Signature Series Max-Duty Synthetic Diesel Oil 10W-30

Signature Series Max-Duty Synthetic Diesel Oil 10W-30

Product Code: DTT1G-EA

Protect your investment in diesel power and confidently extend drain intervals with our top-grade 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.

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Heavy-Duty Synthetic Diesel Oil 15W-40

Heavy-Duty Synthetic Diesel Oil 15W-40

Product Code: ADPQT-EA

AMSOIL Heavy-Duty Synthetic Diesel Oil is formulated for hardworking equipment. It is engineered to provide 4X better wear protection1, giving you the edge to keep trucks and equipment operating at peak performance. Heavy-Duty Synthetic Diesel Oil offers outstanding value and provides excellent protection for customers seeking an upgrade over conventional, synthetic-blend or competing synthetic diesel oils.

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Heavy-Duty Synthetic Diesel Oil 5W-40

Heavy-Duty Synthetic Diesel Oil 5W-40

Product Code: ADOQT-EA

AMSOIL Heavy-Duty Synthetic Diesel Oil is formulated for hardworking equipment. It is engineered to provide 4X better wear protection1, giving you the edge to keep trucks and equipment operating at peak performance. Heavy-Duty Synthetic Diesel Oil offers outstanding value and provides excellent protection for customers seeking an upgrade over conventional, synthetic-blend or competing synthetic diesel oils.

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Heavy-Duty Synthetic Diesel Oil 10W-30

Heavy-Duty Synthetic Diesel Oil 10W-30

Product Code: ADNQT-EA

AMSOIL Heavy-Duty Synthetic Diesel Oil is formulated for hardworking equipment. It is engineered to provide 4X better wear protection1, giving you the edge to keep trucks and equipment operating at peak performance. Heavy-Duty Synthetic Diesel Oil offers outstanding value and provides excellent protection for customers seeking an upgrade over conventional, synthetic-blend or competing synthetic diesel oils.

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SAE 15W-40 Heavy-Duty Diesel and Marine Oil

SAE 15W-40 Heavy-Duty Diesel and Marine Oil

Product Code: AMEQT-EA

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. Additives control soot thickening, oxidation and wear. Extended drain capabilities reduce downtime and motor oil expenses.

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Series 3000 5W-30 Synthetic Heavy Duty Diesel Oil

Series 3000 5W-30 Synthetic Heavy Duty Diesel Oil

Product Code: HDDQT-EA

Engineered for pre-2007 diesel engines in on-road applications as well as all model year diesel engines in off-road applications. Also engineered for all gasoline engines recommending API SL specifications including turbo-charged vehicles. Provides superior wear protection and fuel efficiency.

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10W-30/SAE 30 Synthetic Heavy-Duty Diesel Oil

10W-30/SAE 30 Synthetic Heavy-Duty Diesel Oil

Product Code: ACD1G-EA

Exceeds both 10W-30 multi-grade and SAE 30 straight-grade viscosity requirements. Provides outstanding performance in pre-2007 diesel engines in on-road applications as well as all model-year diesel engines in off-road apps. Also recommended for gasoline engines requiring API SL or previous specifications.

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Premium Protection 20W-50 Synthetic Motor Oil

Premium Protection 20W-50 Synthetic Motor Oil

Product Code: AROQT-EA

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.

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Premium Protection 10W-40 Synthetic Motor Oil

Premium Protection 10W-40 Synthetic Motor Oil

Product Code: AMOQT-EA

For use in both gasoline and diesel engines. Offers multi-functionality and wear protection. Ideal for applications where the extra protection of a higher-viscosity oil is desired. Excellent for motor homes and older vehicles, as well as many types of modern equipment and compatible with some motorcycles.

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