Exhibit 32.2

Certification
of
Periodic Financial Report
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the quarterly report of Delek US Holdings, Inc. (the “Company”) on Form 10-Q for the quarter ended March 31, 2008, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Edward Morgan, Vice President and Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, and to the best of my knowledge, that:

(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.

By:  /s/  Edward Morgan

Edward Morgan,

Vice President and

Chief Financial Officer

Dated: May 9, 2008

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