Exhibit 99.4

SUSSER HOLDINGS CORPORATION

TEAM MEMBER QUESTIONS AND ANSWERS

The following Q&A will be made available to Susser Team Members on the PeopleSoft Portal. Follow-up written questions submitted by Susser Team Members will be answered as appropriate, with the question and response posted with this list of questions.

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Benefits and Compensation

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Next Steps

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Forward Looking Statements

This communication contains “forward-looking statements” within the meaning of Section 27A of the U.S. Securities Act of 1933, as amended, and Section 21E of the U.S. Securities Exchange Act of 1934, as amended, which may include expressions of management’s expectations, beliefs or goals, including regarding the proposed transaction between Energy Transfer Partners, L.P. (“ETP”) and the Company, the expected timing of that transaction and the future financial and/or operating impact of that transaction—including the anticipated integration process and any related benefits, opportunities or synergies. These statements are based on current expectations, estimates and projections and are subject to a number of transaction-related risks and uncertainties that could cause actual results and events to vary materially from management expectations, including but not limited to the parties’ ability to consummate the proposed transaction, the ability to obtain requisite regulatory or shareholder approvals, or to satisfy other conditions precedent to the consummation of the transaction, successful development and execution of integration plans, ability to realize anticipated synergies or cost-savings and the potential impact of the transaction on employee, supplier, customer and competitor relationships. Additionally, these statements may be subject to the ordinary risks and uncertainties that accompany our business, including competitive pressures from convenience stores, gasoline stations, other non-traditional retailers located in our markets and other wholesale fuel distributors; dangers inherent in storing and transporting motor fuel; pending or future consumer or other litigation or adverse publicity concerning food quality, food safety or other health concerns related to our restaurant facilities; inability to build or acquire and successfully integrate new stores; volatility in crude oil and wholesale petroleum costs; increasing consumer preferences for alternative motor fuels, or improvements in fuel efficiency; general economic, financial and political conditions; our dependence on our subsidiaries for cash flow generation, including SUSP, and our exposure to the business risks of SUSP by virtue of our controlling ownership interest; operational limitations imposed by our contractual arrangements with SUSP; our ability to comply with federal and state regulations including those related to alcohol, tobacco and environmental matters; wholesale cost increases of tobacco products or future legislation or campaigns to discourage smoking; costs associated with employee healthcare requirements; compliance with, or changes in, tax laws-including those impacting the tax treatment of SUSP; dependence on two principal suppliers for merchandise; dependence on suppliers for credit terms; seasonality; dependence on senior management and the ability to attract qualified employees; acts of war and terrorism; dependence on our information technology systems; severe weather; cross-border risks associated with the concentration of our stores in markets bordering Mexico; impairment of goodwill or indefinite lived assets; and other unforeseen factors. For a full discussion of these and other risks and uncertainties, refer to the “Risk Factors” section of the Company’s most recent annual report on Form 10-K and subsequent quarterly filings. These forward-looking statements are based on and include our estimates as of the date hereof. Subsequent events and market developments could cause our estimates to change. While we may elect to update these forward-looking statements at some point in the future, we specifically disclaim any obligation to do so, even if new information becomes available, except as may be required by applicable law.

Additional Information and Where to Find It

This communication does not constitute an offer to buy, or solicitation of an offer to sell, any securities of Energy Transfer Partners, L.P. (“ETP”) or Susser Holdings Corporation (“Susser”). This communication relates to a proposed merger between ETP and Susser that will become the subject of a registration statement, which will include a joint proxy statement/prospectus, to be filed with the U.S. Securities and Exchange Commission (the “SEC”) that will provide full details of the proposed merger and the attendant benefits and risk. This communication is not a substitute for the joint proxy statement/prospectus or any other document that ETP or Susser may file with the SEC or send to their shareholders in connection with the proposed merger. INVESTORS AND STOCKHOLDERS ARE URGED TO READ THE REGISTRATION STATEMENT ON FORM S-4, INCLUDING THE JOINT PROXY

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STATEMENT/PROSPECTUS, AND ANY OTHER RELEVANT DOCUMENTS, WHEN THEY BECOME AVAILABLE, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT ETP, SUSSER AND THE PROPOSED TRANSACTION. Investors and stockholders will be able to obtain these materials (when they are available) and other documents filed with the SEC free of charge at the SEC’s website, www.sec.gov. In addition, copies of the registration statement including the proxy statement/prospectus (when they become available) may be obtained free of charge by accessing ETP’s website at www.energytransfer.com by clicking on the “Investor Relations” link, or upon written request to Energy Transfer Partners, L.P., 3738 Oak Lawn Ave., Dallas, TX 75219, Attention: Investor Relations, or from Susser by accessing Susser’s website at www.susser.com or upon written request to Susser Holdings Corporation, 4525 Ayers St., Corpus Christi, TX, 78415, Attention: Investor Relations. Stockholders may also read and copy any reports, statements and other information filed by ETP or Susser with the SEC, at the SEC public reference room at 100 F Street, N.E., Washington D.C. 20549. Please call the SEC at 1-800-SEC-0330 or visit the SEC’s website for further information on its public reference room.

Participants in the Solicitation

ETP, Susser, and certain of their respective directors, executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies from stockholders in respect of the transaction under the rules of the SEC. Information regarding ETP’s directors and executive officers is available in its Annual Report on Form 10-K for the year ended December 31, 2013 filed with the SEC on February 27, 2014. Information regarding Susser’s directors and executive officers is available in its Annual Report on Form 10-K for the year ended December 31, 2013 filed with the SEC on February 27, 2014, and in its definitive proxy statement filed with the SEC on April 14, 2014 in connection with its 2013 annual meeting of stockholders. Other information regarding the participants in the proxy solicitation and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the joint proxy statement/prospectus and other relevant materials to be filed with the SEC when they become available. Investors should read the joint proxy statement/prospectus carefully when it becomes available before making any voting or investment decisions.

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