Exhibit 1

JOINT FILING AGREEMENT

The undersigned hereby agree that this Statement on Schedule 13D with respect to the Common Stock of Navistar International Corporation, dated as of June 14, 2012, is, and any amendments thereto (including amendments on Schedule 13G) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934.

Date: June 14, 2012	MHR INSTITUTIONAL PARTNERS III LP
	By:	MHR Institutional Advisors III LLC, its General Partner
	By:	/s/ Janet Yeung
		Name: Janet Yeung Title:   Authorized Signatory
	MHR INSTITUTIONAL ADVISORS III LLC
	By:	/s/ Janet Yeung
		Name: Janet Yeung Title:   Authorized Signatory
	MHR FUND MANAGEMENT LLC
	By:	/s/ Janet Yeung
		Name: Janet Yeung Title:   Authorized Signatory
	MARK H. RACHESKY, M.D.
	By:	/s/ Janet Yeung, Attorney in Fact