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

Product code : DTT1G-EA

Outstanding extreme-pressure protection
Delivers 6X more wear protection1
Maintains proper viscosity (thickness)
Minimizes oil consumption
Maximizes fuel efficiency
Excels in extreme temperatures

1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

Outstanding extreme-pressure protection
Delivers 6X more wear protection1
Maintains proper viscosity (thickness)
Minimizes oil consumption
Maximizes fuel efficiency
Excels in extreme temperatures

1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

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



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 6X more wear protection,1 delivering extra protection so you can push your diesel with peace of mind
  • 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

1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation
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.


Delivers More Wear Protection

Third-party testing shows Signature Series Max-Duty Synthetic Diesel Oil delivers 6X more protection against wear than required by Detroit Diesel’s* standard.II

IIBased on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation.
*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.


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 Rust

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

KBased 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.

See the Product Data Bulletin for full details.

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



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

  • 5
    Oil life
    By  ROBERT,  a  Verified Buyer  from  Edgewater,(Maryland)   on  September 13, 2021

    Describe the issue

    This product works great in my transmission in my boat.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    125000 miles TitanXD Cummins Diesel, always Amsoil since new
    By  WAYNE,  a  Verified Buyer  from  Florida   on  September 07, 2021

    Describe the issue

    Towing trailers based in Florida, travel throughout US and Canada including Alaska. Sub zero weather, extreme heat out west. Amsoil in all my vehicles since new.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Number one
    By  AHMED,  a  Verified Buyer  from  Houston,Tx   on  September 06, 2021

    Describe the issue

    Use 10w30 signature series for my semi truck.I couldn’t be happier awesome product
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Very good
    By  EUGENE,  a  Verified Buyer  on  September 05, 2021

    Describe the issue

    I feel like it’s the best oil I use in my life, engine work so smooth, and believe it getting more horsepower !!!
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    10W-30
    By  MYKOLA,  a  Verified Buyer  on  September 01, 2021

    Describe the issue

    Nice products and service
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Diesel engine oil
    By  ROBIN,  a  Verified Buyer  from  Stockton CA  on  August 31, 2021

    Describe the issue

    Awesome product. Have been using this product for a while in my semi truck. The engine still feels like it's new.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    My oil
    By  ROBERT,  a  Verified Buyer  from  Texas  on  August 29, 2021

    Describe the issue

    I have been using Amsoil since 2005 Over 500,000 miles on 3 trucks and no problems
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Great product
    By  ROBERT,  a  Verified Buyer  from  Temecula, CA   on  August 11, 2021

    Describe the issue

    I will only use Amsoil in my 97 5.9 Cummins Diesel.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Signature Series Max-Duty Synthetic Diesel Oil 10W-30
    By  JAMES,  a  Verified Buyer  from  Angleton, TX  on  August 09, 2021

    Describe the issue

    This is a great product and I will be buying it again. I have been using Amsoil products for more that 10 years and will continue to do so.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    10w-30
    By  Christopher,  a  Verified Buyer  from  WV  on  August 06, 2021

    Describe the issue

    Love this oil run it in my new car as well all my 05 excellent protection
    Bottom Line
    Yes, I would recommend this to a friend.