Exhibit 32

                    Certification of CEO and CFO Pursuant to
                             18 U.S.C. Section 1350,
                             as Adopted Pursuant to
                  Section 906 of the Sarbanes-Oxley Act of 2002

In  conjunction with the Annual Report on Form 10-K of Clean Diesel Technologies
Inc.  ("Registrant")  for  the fiscal year ended December 31, 2003 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), Jeremy
D.  Peter-Hoblyn,  as  Chief  Executive  Officer  of  Registrant,  and  David W.
Whitwell,  as  Chief  Financial  Officer  of  Registrant, each hereby certifies,
pursuant  to  18  U.S.C.   1350, as adopted pursuant to906 of the Sarbanes-Oxley
Act  of  2002,  that,  to  the  best  of  his  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  Registrant.


               /S/ JEREMY D. PETRER-HOBLYN
               ---------------------------------------------
               CHIEF EXECUTIVE OFFICER AND DIRECTOR
               MARCH  24,  2004

               /S/  DAVID W. WHITWELL
               ---------------------------------------------
               CHIEF FINANCIAL OFFICER, VICE PRESIDENT AND TREASURER
               MARCH  29,  2004


This  certification accompanies the Report pursuant to 906 of the Sarbanes-Oxley
Act  of  2002 and shall not, except to the extent required by the Sarbanes-Oxley
Act  of 2002, be deemed filed by Registrant for purposes of 18 of the Securities
Exchange  Act  of  1934,  as  amended.