AMSOIL Semi-Truck Oil is formulated for hardworking over-the-road trucks and equipment. It is engineered to provide the best wear protection, giving you the edge to keep trucks and equipment operating at peak performance.

AMSOIL Signature Series Max-Duty Synthetic Diesel Oil for semi-trucks delivers 6x more wear protection, delivering extra protection so you can push your over-the-road tractor with peace of mind.

AMSOIL provides long-lasting wear protection, keeping cycler liners looking like new while delivering up to 60 percent better turbo cleanliness.

AMSOIL synthetic diesel oil is considered the best semi-truck oil because it offers outstanding value and provides excellent protection for customers seeking an upgrade over conventional, synthetic-blend, or other competing synthetic diesel oils.

Best Oil For Semi-Trucks

Max-Duty Synthetic Diesel Oil for semi-trucks is developed to protect the horsepower truck drivers need and extend the life of hard-working commercial truck equipment in the most severe conditions. Signature Series synthetic technology delivers max-duty protection in on- and off-road applications.

AMSOIL Signature Series delivers 6X more wear protection, up to 60 percent better turbo cleanliness delivering extra protection, and provides up to 2X better rust protection so you can push your diesel with peace of mind. For your next semi-truck oil change, choose AMSOIL.

Heavy-Duty Synthetic Diesel Oil for semi trucks was developed to provide protection beyond conventional, synthetic-blend, and other synthetic oils.

AMSOIL Heavy-Duty Semi-Truck Oil delivers 4X more wear protection and helps maximize equipment life, helping to reduce maintenance costs and downtime.

AMSOIL synthetic technology delivers heavy-duty protection for hard-working truck drivers who depend on their trucks and equipment to make a living. Use AMSOIL for your next semi-truck oil change!

Save On Oil Changes For Semi-Trucks

Trucking companies and independent owner/operators can save two different ways on AMSOIL.

Independent truck drivers can save money by signing up for the AMSOIL Preferred Customer program.  This enables the businessman with a single truck to save up to 25% and get Free Shipping on all orders plus exclusive promotions throughout the year.

Learn more about the AMSOIL Preferred Customer Program!

Trucking companies are the backbone of the transportation system in our economy. When you can't move freight or equipment, your business doesn’t make any money. So when you pull a vehicle out of service for preventive maintenance or repairs, the costs add up quickly.

Using AMSOIL synthetic lubricants can help maximize horsepower, increase fuel efficiency, reduce oil consumption, extend equipment life, and reduce equipment downtime. Also, your trucking company can save significant money with an AMSOIL Commercial Account by purchasing diesel oil in bulk, at a huge discount, and with free delivery.

Your trucking company will benefit from a commercial account in several ways:

• Wholesale pricing on drums and totes of oil - 25% off of retail
• Free delivery on orders over $400, with lift-gate service available
• Extended time intervals between oil changes - keep vehicles on the road and out of the shop

It's easy to join and completely free to join. Learn more about how your trucking company can benefit from an AMSOIL Commercial Account.