Developed to protect the horsepower diesel enthusiasts crave and extend the life of hard-working commercial equipment in the most severe conditions. Signature Series synthetic technology delivers max-duty protection in on- and off-road applications.
AMSOIL Signature Series 10W-30 Synthetic Diesel Oil stands out for its unmatched ability to protect heavy-duty diesel engines. Its advanced synthetic formula minimizes engine wear, even under extreme conditions, ensuring long-term reliability. This oil reduces friction for improved fuel efficiency, helping owners save on operational costs while reducing emissions.
One of its key benefits is extended oil change intervals, allowing diesel operators to spend less time on maintenance and more time on the road. By resisting thermal breakdown and preventing deposits, it keeps engines cleaner and performing at their peak.
Exceeding industry standards, including API CK-4 and OEM specifications, this oil offers peace of mind for fleet operators and individuals alike. Whether towing, hauling, or operating in extreme environments, AMSOIL Signature Series provides superior performance and durability. It's the go-to choice for those demanding the best for their engines.
AMSOIL Signature Series Heavy Duty Synthetic Diesel Oil 10W-30 delivers exceptional performance for demanding diesel engines. Its key features include:
This oil is engineered for those who demand durability and performance, even in the harshest operating conditions.
AMSOSIL Signature Series Heavy Duty Synthetic Diesel Oil 10W-30 is engineered for a wide range of diesel engines, making it an ideal choice for heavy-duty trucks, agricultural equipment, off-road machinery, and fleet vehicles. Its advanced formulation ensures compatibility with both modern diesel engines equipped with emission control systems and older engines requiring robust wear protection.
This oil performs exceptionally in extreme conditions, offering superior resistance to heat and cold. Whether you're hauling, farming, or driving long distances, it provides dependable protection and efficiency for your engine.