Exhibit 99-C

CERTIFICATIONS PURSUANT TO

18 U.S.C. SECTION 1350

In connection with the Quarterly Report of Dana Corporation (the “Company”) on Form 10-Q for the quarter ended June 30, 2003, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned officers of the Company certifies pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2003, that to such officer’s knowledge:

(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company as of the dates and for the periods expressed in the Report.

July 25, 2003

/s/    JOSEPH M. MAGLIOCHETTI        

Joseph M. Magliochetti

Chief Executive Officer

/s/    ROBERT C. RICHTER        

Robert C. Richter

Chief Financial Officer

A signed original of this written statement required by Section 906 has been provided to Dana Corporation and will be retained by Dana Corporation and furnished to the Securities and Exchange Commission or its staff upon request.