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

Product code : DZFQT-EA

• Delivers 4X better cold-temperature performance1
Provides long-lasting engine protection
Maintains proper viscosity (thickness)
Minimizes oil consumption
Maximizes fuel efficiency

1When compared to SAE 15W-40 oil in the ASTM D5293 Cold Cranking Viscosity test

• Delivers 4X better cold-temperature performance1
Provides long-lasting engine protection
Maintains proper viscosity (thickness)
Minimizes oil consumption
Maximizes fuel efficiency

1When compared to SAE 15W-40 oil in the ASTM D5293 Cold Cranking Viscosity test

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



Developed to protect the horsepower diesel enthusiasts crave and extend the life of hard-working commercial equipment in the most severe conditions. Signature Series synthetic technology delivers max-duty protection in on- and off-road applications.

See the Product Data Bulletin for full details.


MAXIMUM ENGINE PROTECTION

  • Delivers 4X better cold-temperature performance1
  • Provides long-lasting wear protection, keeping cylinder liners looking like new2
  • Delivers up to 60 percent better turbo cleanliness3
  • Withstands the extra demands you place on the turbo when pulling heavy loads or updating the tune for maximum horsepower
  • Provides up to 2X better rust protection4

1When compared to SAE 15W-40 oil in the ASTM D5293 Cold Cranking Viscosity test
2Based on independent testing of AMSOIL 5W-30 Signature Series Max-Duty Synthetic Diesel Oil and a leading conventional 15W-40 diesel oil using the Detroit Diesel* DD13 Scuffing test for specification DFS 93K222.
3Based on specification standards of CAT C13 2nd Ring Top Land Carbon testing
4Based on industry standard testing using the NMMA FC-W Rust Test.


AMSOIL FIGHTS WEAR

AMSOIL delivers powerful engine protection. How good is it? In third-party testing compared to a leading brand, AMSOIL provided long-lasting wear protection, keeping cylinder liners looking like new.DD

AMSOIL Fights Wear – AMSOIL delivers powerful engine protection. How good is it? In third-party testing compared to a leading brand, AMSOIL provided long-lasting wear protection, keeping cylinder liners looking like new.

DDBased on third-party testing of AMSOIL 5W-30 Signature Series Max-Duty Synthetic Diesel Oil and a leading conventional 15W-40 diesel oil using the Detroit Diesel* DD13 Scuffing test for specification DFS 93K222. *All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.


KEEPS TURBOS CLEAN

AMSOIL Signature Series Max-Duty Synthetic Diesel Oil provides protection boosted to the max, delivering up to 60% better turbo cleanlinessJ and withstanding the extra demands you place on the turbo when pulling heavy loads or updating the tune for maximum horsepower.

JBased on specification standards of CAT C13 2nd Ring Top Land Carbon testing


PROTECTS AGAINST RUSH

Provides up to 2X better rust protection.K

Protects Against Rust – Provides up to 2X better rust protection.

K Based on industry standard testing using the NMMA FC-W Rust Test.


VISCOSITY CONTROL

  • Resists oxidation and the thickening effects of soot contamination
  • Retains viscosity after high-temperature service for maximum engine protection and efficiency
  • Provides up to 76 percent less oil consumption5

5Than required by the API CK-4 standard in the Caterpillar-1N oil consumption test


REDUCES OIL CONSUMPTION

Signature Series Max-Duty Synthetic Diesel Oil provides up to 76% less oil consumption.L

Reduces Oil Consumption – Signature Series Max-Duty Synthetic Diesel Oil provides up to 76% less oil consumption.

LThan required by the API CK-4 standard in the Caterpillar-1N oil consumption test.


EXCELS IN EXTREME TEMPERATURES

  • Provides outstanding protection and performance in hot and cold temperature extremes
  • Resists thermal (heat) breakdown better than conventional and competing synthetic diesel oils.
  • Stays fluid in sub-zero temperatures for easier starting, improved oil flow and reduced wear.

EXCELS IN EXTREME COLD

AMSOIL 0W-40 Signature Series Max-Duty Synthetic Diesel Oil delivers 4X better cold-temperature performance when compared to SAE 15W-40 oil in the ASTM D5293 Cold Cranking Viscosity test.

See the Product Data Bulletin for full details.

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



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

  • 5
    Diesel oil in my 6.7 Powerstroke
    By  ANTON,  a  Verified Buyer  from  Northern Wisconsin   on  July 01, 2021

    Describe the issue

    I've used this Synthetic Oil in my Powerstroke for allot of years. It runs through the AMSOIL Bypass filtration kit as well, along with an AMSOIL Bypass filter, and Oil Filter. ALL my Fluids in my 6.7 are AMSOIL. Diffs, Trans, Oil ... My Truck is very Happy. I Highly recommend this Product. And ALL AMSOIL products.
    Bottom Line
    Yes, I would recommend this to a friend.