Amsoil



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Signature Series Max-Duty

Synthetic Diesel Oil

Maximum-duty protection for your hardest working
diesel engines
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.

 

 

GET FREE SHIPPING, SAVE UP TO 25% AND MORE PERKS AS AN AMSOIL PREFERRED CUSTOMER


Not only do you save up to 25 percent on AMSOIL products, you receive the following:

  • Exclusive product and freight promotions

  • Free shipping on orders over $100 U.S./$130 Canada

  • Points on purchases

  • Referral rewards

Click on the image below to learn more and to become an AMSOIL Preferred Customer today. 

 MyAMSOILGARAGETM

  • Stores Maintenance info for all your vehicles

  • Delivers product recommendations

  • Tracks oil & filter changes

  • Emails reminders