Navistar this week unveiled a new 12.4-liter engine, the International A26, which will replace the company’s N13 13-liter engine offering. The announcement came at the American Trucking Associations’ ...

International Truck unveiled a new fuel efficiency package for its ProStar model, called ProStar ES. Short for efficiency specification, the ES package combines enhanced aerodynamics with improved ...

Navistar Inc. announced plans to begin offering over-the-air reprogramming of engine control modules for International brand trucks powered by its proprietary N Series engines. The truck maker said it ...

Truck and engine manufacturer Navistar said it plans to begin offering over-the-air (OTA) re-programming of engine control modules (ECMs) for its N9, N10 and N13 proprietary engines in early 2016 – a ...

Navistar’s joint venture announced last year with Volkswagen is expected to produce powertrain options in the years ahead, but for now the Lisle, Ill., truck maker is content to to tackle that work on ...