Navistar Inc., at a press event in Louisville, Ky., on Wednesday, March 24, introduced the new International ProStar+, which has improved aerodynamics and a nearly 1,300-pound weight reduction from ...

LOUISVILLE, Ky. — Navistar Inc. has introduced the ProStar Plus, a lighter, more fuel-efficient version of its ProStar Class 8 tractor. Fuel economy, driver environment and vehicle weight were the ...

The new International ProStar+ has improved aerodynamics and a nearly 1,300-lb. weight reduction from the existing ProStar model. The truck is powered by the Advanced EGR MaxxForce 11 and MaxxForce 13 ...

Navistar Inc. disputes allegations that it didn’t thoroughly test its MaxxForce EGR engines – allegations that surfaced in a lawsuit where a jury last week awarded $30.8 million in damages – including ...

International Truck and Engine Corp.’s new 2007 Class 8 tractor is called ProStar, the OEM announced today. “Pro” represents the professional driver for whom this product has been developed, while ...

Navistar recently revealed its Class 8 International ProStar+ (Plus) for 2010 at the Mid-America Trucking Show in Kentucky. The next-generation ProStar+ builds on the current ProStar's success with a ...