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Oil; OnaMax  SAE 15W-40; 32 Ounce Bottle

Oil; OnaMax SAE 15W-40; 32 Ounce Bottle


OnaMax ™ 15W-40 is factory tested to offer maximum protection. The OnaMax ™ engine oil is specially formulated to reduce consumption and engine wear due to high temperature oil oxidation and viscosity increase. All Onan Generators from the factory are shipped with OnaMax ™ 15W-40.


  • Factory Tested Maximum Protection Engine Oil
  • Formulated To Reduce Consumption And Engine Wear Due To High Temperature Due To Oil Oxidation And Viscosity Increase
  • Outstanding Wear Protection
  • Strong Shear Stability Provides Stay-In-Grade Performance
  • Limited 1 Year Warranty
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