Driving the MaxxForce 13 SCR is very enjoyable.   An examination of Navistar's upgraded heavy-duty diesel models reveals positive progress. The financial issues and the engines are the two fronts on which Navistar is trying a comeback. During the drive, which took place during a show-and-tell for trade press reporters, executives and ...

International ProStar Introduces the MaxxForce 13-Liter SCR Engine for Production   "This marks yet another significant turning point in our operating plan and further illustrates our dedication to delivering value for our customers," said Jack Allen, president of Navistar North America Truck and Parts. "We put the requirements of our ...

By sheer chance, I was offered a weeklong city tour in a leased International ProStar+ with an EPA compliant MaxxForce 13 engine. I've been excited to try this engine because of all the buzz, but as far as I know, no one has reviewed the production model with 0.5 g NOx. The MaxxForce is Navistar's solution to the EPA limitations, and it might ...