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Marathon Petroleum Corporation and MPLX LP Analyst and Institutional Investor Meeting Webcast Live on Dec. 4

FINDLAY, Ohio, Nov. 20, 2013 - Marathon Petroleum Corporation (NYSE:MPC) and MPLX LP (NYSE:MPLX) announced today that the companies will be hosting an analyst and institutional investor meeting on Wednesday, Dec. 4. The presentation will be webcast live beginning at 8:30 a.m. EST. The webcast will include the presentation audio as well as accompanying slides. The meeting is expected to conclude at approximately 11:00 a.m. EST. This event will be accessible via the MPC website at http://ir.marathonpetroleum.com and the MPLX website at http://ir.mplx.com.

Gary R. Heminger, MPC president and chief executive officer, will host the meeting. Presenting will be Garry L. Peiffer, MPC executive vice president and MPLX president; Donald C. Templin, MPC senior vice president and chief financial officer; Anthony R. Kenney, president, Speedway LLC; Richard D. Bedell, MPC senior vice president, Refining; and C. Michael Palmer, MPC senior vice president, Supply, Distribution and Planning.

Replays of the webcast will also be available on the Marathon Petroleum and MPLX websites after the presentation`s completion.


About Marathon Petroleum Corporation

MPC is the nation`s fourth-largest refiner, with a crude oil refining capacity of approximately 1.7 million barrels per calendar day in its seven-refinery system. Marathon brand gasoline is sold through approximately 5,100 independently owned retail outlets across 18 states. In addition, Speedway LLC, an MPC subsidiary, owns and operates the nation`s fourth-largest convenience store chain, with approximately 1,470 convenience stores in nine states. MPC also owns, leases or has ownership interests in approximately 8,300 miles of pipeline. Through subsidiaries, MPC owns the general partner of MPLX LP, a midstream master limited partnership. MPC`s fully integrated system provides operational flexibility to move crude oil, feedstocks and petroleum-related products efficiently through the company`s distribution network in the Midwest, Southeast and Gulf Coast regions. For additional information about the company, please visit our website at http://www.marathonpetroleum.com.


MPLX is a fee-based, growth-oriented master limited partnership formed in 2012 by Marathon Petroleum Corporation to own, operate, develop and acquire pipelines and other midstream assets related to the transportation and storage of crude oil, refined products and other hydrocarbon-based products. Headquartered in Findlay, Ohio, MPLX`s assets consist of a majority equity interest in a network of common carrier crude oil and products pipeline assets located in the Midwest and Gulf Coast regions of the United States and a 100 percent interest in a butane storage cavern located in West Virginia.

Investor Relations Contacts:
Pamela Beall (419) 429-5640
Beth Hunter (419) 421-2559
Geri Ewing (419) 421-2071

Media Contacts:
Angelia Graves (419) 421-2703
Brandon Daniels (419) 421-3127


MPC MPLX Webcast Announcement

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(i) the releases contained herein are protected by copyright and other applicable laws; and
(ii) they are solely responsible for the content, accuracy and originality of the
information contained therein.

Source: MPLX LP via Thomson Reuters ONE