Exhibit 32


Certification of CEO and CFO Pursuant to18 U.S.C. Section 1350

The undersigned, Bernhard Steiner and Ann B. Ruple, in their capacities as Chief
Executive Officer and Chief Financial Officer of Clean Diesel Technologies, Inc.
(the "Registrant") do each hereby certify with respect to the Annual Report on
Form 10-K of the Registrant for the period ended December 31, 2006, as filed
with the Securities and Exchange Commission on the date thereof (the "Report"),
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 as of, and for, the periods presented in this Report.


          /S/  BERNHARD STEINER
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          BERNHARD STEINER
          PRESIDENT, CHIEF EXECUTIVE OFFICER AND DIRECTOR
          March 30, 2007


          /S/  ANN B. RUPLE
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          ANN B. RUPLE
          CHIEF FINANCIAL OFFICER, VICE PRESIDENT AND TREASURER
          March 30, 2007

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

A signed original of this written statement required by Section 906, or other
document authenticating, acknowledging or otherwise adopting the signature that
appears in typed form within the electronic version of this written statement
required by Section 906, has been provided to Clean Diesel Technologies, Inc.
and will be retained by Clean Diesel Technologies, Inc. and will be furnished to
the Securities and Exchange Commission or its staff upon request.