Sort by

AMSOIL Commercial Grade SAE 10W-30 Diesel Motor Oil

Formulated to protect industrial and mobile hydraulic applications used in tough job-site conditions. It resists oxidation,  fights corrosion and inhibits foam to help maintain component cleanliness, promote efficient operation and provide good oil life.

AMSOIL Commercial Grade SAE 15W-40 Diesel Motor Oil

Formulated to protect industrial and mobile hydraulic applications used in tough job-site conditions. It resists oxidation,  fights corrosion and inhibits foam to help maintain component cleanliness, promote efficient operation and provide good oil life.

AMSOIL Dominator Synthetic 20W-50 Competition Diesel Oil

  • Specifically designed for high-HP diesel engines
  • Outstanding bearing protection under extreme loading
  • Delivers 50% more film thickness1
  • Robust viscosity control
1compared to the 3.5cP HTHS limit for SAE 15W-40

AMSOIL Heavy-Duty Synthetic SAE 10W-30 Diesel Oil API CK-4

  • Delivers 4X more wear protection1
  • Minimizes oil consumption
  • Excels in extreme temperatures
  • Helps keep trucks and equipment operating at peak performance
  • Offers outstanding value 1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation

AMSOIL Heavy-Duty Synthetic SAE 15W-40 Diesel Oil API CK-4

  • Delivers 4X more wear protection1
  • Minimizes oil consumption
  • Excels in extreme temperatures
  • Helps keep trucks and equipment operating at peak performance
  • Offers outstanding value 1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation

AMSOIL Heavy-Duty Synthetic SAE 5W-40 Diesel Oil API CK-4

  • Delivers 4X more wear protection1
  • Minimizes oil consumption
  • Excels in extreme temperatures
  • Helps keep trucks and equipment operating at peak performance
  • Offers outstanding value 1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation

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

  • Recommended for applications specifying API CI-4+ and prior specifications
  • Controls soot and wear
  • Reduces oil consumption and emissions
  • Delivers maximum engine protection over extended drain intervals
  • Provides outstanding protection and performance in temperature extremes
  • Try Signature Series Max-Duty 15W-40 for a serious upgrade

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

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 0W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 15W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness) 
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures 
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 5W-30 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 5W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Synthetic Diesel Oil SAE 0W-20

  • Outstanding protection for smaller American diesel pickups, vans, cars and SUVs
  • Delivers up to 6X more wear protection than required by a leading industry standard1
  • Retains viscosity for added engine protection and increased fuel economy
  • Excels in hot and cold temperature extremes
  • Minimizes oil consumption 1based on third-party testing in the OM646LA cam wear test using 0W-20 as worst-case representation

AMSOIL Synthetic Diesel Oil SAE 5W-30

  • Outstanding protection for smaller American diesel pickups, vans, cars and SUVs
  • Delivers up to 6X more wear protection than required by a leading industry standard1
  • Retains viscosity for added engine protection and increased fuel economy
  • Excels in hot and cold temperature extremes
  • Minimizes oil consumption 1based on third-party testing in the OM646LA cam wear test using 0W-20 as worst-case representation

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

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

Search for products

Back to Top
Product has been added to your cart