WARRENVILLE, Ill. (June 23, 2008) Navistar Defense, LLC continues to support and modify Mine Resistant Ambush Protected (MRAP) vehicles to better protect U.S. troops in Iraq and Afghanistan. On Friday, June 20, the Marine Corps Systems Command awarded Navistar Defense five contracts worth more than $707 million to provide parts and support for International® MaxxPro™ MRAP vehicles.

Under the contracts, which are fixed-price modifications to delivery orders awarded in fiscal year 2007, Navistar Defense will also support several engineering change proposals for its MaxxPro vehicles. Work for the engineering updates will be conducted at the company’s West Point, Miss., assembly plant.

“We are proud to provide U.S. troops with a quality vehicle that helps them carry out their missions safely,” said Archie Massicotte, president, Navistar Defense. “Navistar parts and support is a part of our entire value proposition that allows us to provide maximum protection to the men and women in uniform.”

Navistar will complete the engineering portion of the contracts during fiscal year 2008 with parts and support continuing beyond the end of the year. The contracts total $707,017,416. Navistar’s global network provides swift distribution and service for MaxxPro MRAP vehicles in theater. Navistar has shipped more than 170,000 parts pieces to the military for use in Iraq and Afghanistan.

“Providing the best vehicles to our military doesn’t end with production,” said Tom Feifar, general manager, Global Defense and Export, Navistar Parts. “We intend to make sure MaxxPro vehicles remain in top shape, with little downtime spent in repair. Parts support is crucial to keeping these vehicles up and running.”

Navistar International Corporation (Other OTC: NAVZ) is a holding company whose wholly owned subsidiaries produce International® brand commercial and military trucks, MaxxForce™ brand diesel engines, IC brand school and commercial buses, and Workhorse® brand chassis for motor homes and step vans. It also is a private-label designer and manufacturer of diesel engines for the pickup truck, van and SUV markets. The company also provides truck and diesel engine parts and service. Another affiliate offers financing services. Additional information is available at www.Navistar.com/newsroom.

Media Contacts: Roy Wiley, 630-753-2627
Investor contact: Heather Kos, 630-753-2406
Web site: www.Navistar.com/newsroom