The Right Oils. The Right Price. The Right Time to Buy.
Cat® Oils have been developed to exceed industry fluid standards and have undergone thousands of testing hours to ensure consistent high performance in your Cat equipment. They’re built to resist oxidation, prevent build-up, and maintain proper viscosity — the keys to maximizing component life. Best of all, they’re available for every application and environment, so no matter what your working conditions, you can rely on the consistent quality and superior component protection of Cat Oils..
Applicable Cat Oils
- Diesel Engine Oil (DEO™)
- Cat Semi Synthetic 15W40
- Cat Semi Synthetic 10W30
- Cat Full Synthetic 5W30
Benefits of Cat Oils:
- Designed to exceed API industry standards
- Formulated with premium base stocks and additives
- Extend drain intervals when used with S•O•S℠ Fluid Analysis
- Provide the best performance for Cat equipment
- Provide the lowest total cost of ownership when used with Cat filters and Cat S•O•S
*Offer expires 4/30/26. 20% Off Over the Counter, use code 20OFFDEO. Promo code 30OFFDEO must be applied at checkout on http://Parts.Cat.com to receive 30% discount. Offer valid for 1 gallon, 5 gallon, and 55 gallon sizes of Diesel Engine Oil (DEO). Cannot be combined with other discounts.
Additional restrictions may apply.
