Attached files

file filename
10-Q - FORM 10-Q - MPLX LPd499365d10q.htm
EX-10.4 - EX-10.4 - MPLX LPd499365dex104.htm
EX-10.2 - EX-10.2 - MPLX LPd499365dex102.htm
EX-10.1 - EX-10.1 - MPLX LPd499365dex101.htm
EX-32.1 - EX-32.1 - MPLX LPd499365dex321.htm
EX-31.1 - EX-31.1 - MPLX LPd499365dex311.htm
EX-10.3 - EX-10.3 - MPLX LPd499365dex103.htm
EXCEL - IDEA: XBRL DOCUMENT - MPLX LPFinancial_Report.xls
EX-31.2 - EX-31.2 - MPLX LPd499365dex312.htm

Exhibit 32.2

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of MPLX LP (the “Partnership”) on Form 10-Q for the period ended March 31, 2013 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Donald C. Templin, Director, Vice President and Chief Financial Officer of MPLX GP LLC, the general partner of the Partnership, certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to §906 of the Sarbanes-Oxley Act of 2002, that to the best of my 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 Partnership.

 

May 9, 2013
/s/ Donald C. Templin

Donald C. Templin

Director, Vice President and Chief Financial Officer of MPLX GP LLC

(the general partner of MPLX LP)