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Heavy-Duty Synthetic Diesel Oil 15W-40

Product code : ADPQT-EA

• 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

• 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

Heavy-Duty Synthetic Diesel Oil 15W-40



Developed to provide protection beyond conventional, synthetic-blend and other synthetic oils. AMSOIL synthetic technology delivers heavy-duty protection for diesel enthusiasts and those who depend on their trucks and equipment to make a living.

See the Product Data Bulletin for full details.


HEAVY-DUTY ENGINE PROTECTION

  • Delivers 4X more wear protection1
  • Helps maximize equipment life
  • Helps reduce maintenance costs and downtime

1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation

Delivers More Wear Protection

Third-party testing shows Heavy-Duty Synthetic Diesel Oil delivers 4X more protection against wear than required by Detroit Diesel’s* standard.I

IBased on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-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.


VISCOSITY CONTROL

  • Resists oxidation and the thickening effects of soot contamination
  • Retains viscosity after high-temperature service for added engine protection and increased fuel economy
  • Provides up to 66 percent less oil consumption2

2Than required by the API CK-4 standard in the Caterpillar-1N oil consumption test

Reduces Oil Consumption

Heavy-Duty Synthetic Diesel Oil provides up to 66% less oil consumption.L

Reduces Oil Consumption – Heavy-Duty Synthetic Diesel Oil provides up to 66% less oil consumption.

L Than 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
  • Delivers improved heat and oxidation resistance compared to conventional diesel oils
  • Flows dependably in cold temperatures for easier startup and improved engine protection

See the Product Data Bulletin for full details.

Heavy-Duty Synthetic Diesel Oil 15W-40



Heavy-Duty Synthetic Diesel Oil 15W-40

  • 5
    Top quality
    By  DUSTIN,  a  Verified Buyer  from  North Dakota  on  July 25, 2021

    Describe the issue

    have have been using the Amsoil product for a few years now. Not else compares to the Amsoil product. I have a gain in mpg quiet operations of the motor as well as easer startups in the winter time at 30F to 40F below 0F
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    All Amsoil products were great
    By  Jason,  a  Verified Buyer  from  California  on  July 08, 2021

    Describe the issue

    I use Amsoil in all my cars and toys
    Bottom Line
    No, I would not recommend this to a friend.
  • 5
    Love the oil trust the oil hate the website hard to use
    By  Gregory,  a  Verified Buyer  from  MD  on  July 05, 2021

    Describe the issue

    Love the oil been used over 220000 miles I have no leaks everything is great but the website is horrible takes me 10 or 15 minutes sometimes more to get this oil that I like
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Diesel Oil SAE 15W-40 order online.
    By  GARY,  a  Verified Buyer  from  Florida  on  July 02, 2021

    Describe the issue

    Fast and quick service getting my diesel oil SAE 15W-40. Had my oil changed in my 2007 Chevy 2500 classic in less than a week from the time I ordered on-line.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    New JD
    By  RAYMOND,  a  Verified Buyer  from  N Florida   on  July 02, 2021

    Describe the issue

    Second oil change from new at 200 hrs. The Amsoil obviously lubricates better. The engine runs a few degrees cooler.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Excellent Product!!!
    By  RAY,  a  Verified Buyer  from  Geneseo, NY  on  June 14, 2021

    Describe the issue

    Great products delivered very quickly...
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Ca 3126
    By  KIETH,  a  Verified Buyer  on  June 07, 2021

    Describe the issue

    Amsoil hands down in all my fleet! Gas and diesel vehicles.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    Great oil product.
    By  clinton,  a  Verified Buyer  from  CO  on  June 03, 2021

    Describe the issue

    Running quality product increases engine life.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    diesel oil
    By  Jim,  a  Verified Buyer  from  CO  on  May 31, 2021

    Describe the issue

    Always love Amsoil wont use any other brand.
    Bottom Line
    Yes, I would recommend this to a friend.
  • 5
    heavy-duty-synthetic-diesel-oil-15w
    By  DENNIS,  a  Verified Buyer  from  Peshtigo, WI  on  May 26, 2021

    Describe the issue

    Great oil for diesels runs smooth, and quieter even..great price.
    Bottom Line
    Yes, I would recommend this to a friend.