Free shipping on most orders $100+ in the lower 48.

Cummins Onan OnaMax Oil 15w40 1 quart

Code: 3265336
$15.99 USD
You will earn 16 points for this purchase.
  • 30-day Return 30-day Return
  • Free Shipping $100+ (exclusions apply) Free Shipping $100+ (exclusions apply)
  • Earn rewards every time you spend Earn rewards every time you spend
  • Price match guarantee  Price match guarantee 
  • Low shipping rates Low shipping rates
  • 30-day money back guarantee 30-day money back guarantee
Need Information Image
Need more information?

We are horse people, too! Call or chat with us today to get all of your questions answered.

Working hours:

M-F: 9 am - 6pm CST

SAT: 9 am - 4pm CST

806-468-9121 Live Chat
Product Description
  • Brand: Onan
  • Condition: New
  • Category: Trailer Accessories
Cummins Onan OnaMax Oil 15w40 1 quart
  • Reccomended OEM Oil from Onan
  • Formulated for Generators
  • Convenient 32oz size
Factory tested, maximum protection OnaMax will help your generator run better, longer.  This is a multi grade oil for year round use in air cooled engines. Factory tested to reduce consumption and engine wear through high temperature oil oxidation and viscosity increase. 
Coolhorse

Cummins Onan OnaMax Oil 15w40 1 quart

$15.99 USD
Cummins Onan OnaMax Oil 15w40 1 quartFactory tested, maximum protection OnaMax will help your generator run better, longer.  This is a multi grade oil for year round use in air cooled engines. Factory tested to reduce consumption and engine wear through high temperature oil oxidation and viscosity increase. 
View product
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
Copyright © 2025 Coolhorse.