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Graphenoil SN SAE 15W-40 CK-4:


Graphenoil Synthetic SN SAE 15W-40 CK-4 is a premium quality, heavy-duty multi-grade oil for all season use in diesel and gasoline engines. Formulated with a premium additive package it is recommended especially for all on-highway service applications, and is also recommended for off-highway applications, especially where all-season use is desired.


Recommended for North American trucks with turbo and non-turbo charged engines; for new EGR and low emission engines as well as older models.

Graphenoil engine oils are suited for use in heavy construction and mining equipment from leading makers such as Caterpillar and Komatsu.

Graphenoil engine oils contain select viscosity index improvers to provide easier cold weather starting and better high temperature protection demanded by modern high out-put engines.


Graphenoil Synthetic motor oil meets and exceeds the following specifications and manufacturers’ requirements:

  • DDC 93K218
  • Caterpillar ECF-3
  • Cummins CES 20081
  • John Deere
  • Detroit Diesel Power Guard 93K218
  • Mack EO-N Premium Plus 03
  • Mercedes-Benz
  • International
  • MB 228.31


For higher performance, we recommend boosting with our Graphene Oil Additive Package (Graphenoil Lubrication Modifier).


*Contact us directly for drum pricing and logistics.

SN SAE 15W-40 HD

SKU: GM15W40
  • SN SAE 15W-40:

    • SN SAE 15W-40 CK-4
    • Synthetic
    • Meets MIL-L-46152E
    • Gas and Diesel Engines
    • ASTM Tested

    Contains: Petroleum Distillates.

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