Keeping your rig running smoothly.

Your fleet’s engines deserve the best lubricants in the business. And that means only one thing: you’re in the right place. Phillips 66 has engine oils for tractor-trailers, trucks and buses to help protect your investment. Our products are engineered to keep trucks in peak condition—mile-after-mile, season-after-season.

See how much you can save with our Fuel Savings Calculator.