MaxxForce is a brand of diesel engines produced by Navistar International Corporation. These engines are designed for heavy-duty applications, such as trucks and buses, and are known for their durability and performance. They utilize advanced technology to meet emissions standards while providing reliable power for various transportation needs. The MaxxForce engine lineup includes several models, each tailored for specific uses and performance requirements. These engines are often praised for their fuel efficiency and low maintenance costs, making them a popular choice among fleet operators and commercial vehicle manufacturers.