**Exhibit 4.1****FIRST SUPPLEMENTAL INDENTURE**     **FIRST SUPPLEMENTAL INDENTURE**(this ***“Supplemental Indenture”***) dated as of June 30, 2007,between **TE Products Pipeline Companies, LLC**, a Texas limited liability company (“***TE Products***”), and**The Bank of New York Trust Company, N.A.**, a national association, as successor trustee to **The Bankof New York**, as trustee under the indenture referred to below (in such capacity, the ***“Trustee”***).**WITNESSETH:**     WHEREAS, TE Products Pipeline Company, Limited Partnership, a Texas limited partnership(formerly a Delaware limited partnership, the “***Company***”), has heretofore executed and delivered tothe Trustee an Indenture dated as of January 27, 1998 (the “***Indenture***”), providing for theCompany’s issuance of two series of Securities known as the Company’s 6.45% Senior Notes due 2008and its 7.51% Senior Notes due 2028 and other Securities in one or more series unlimited as toprincipal amount;     WHEREAS, pursuant to an Agreement and Plan of Merger dated as of June 30, 2007, between theCompany and TE Products, the Company is, concurrently with the execution and delivery of this FirstSupplemental Indenture, merging with and into TE Products (the “***Merger***”), TE Products being thesurviving company and retaining the name “TE Products Pipeline Company, LLC;”     WHEREAS, Section 801(1) of the Indenture provides that TE Products, as the surviving companyof the Merger, is required to expressly assume, by an indenture supplemental to the Indenture, thedue and punctual payment of the principal of and any premium and interest on all the Securities andthe performance or observance of every covenant of the Indenture on the part of the Company to beperformed or observed;     WHEREAS, Section 901(1) of the Indenture permits the execution of supplemental indentureswithout the consent of any Holders to evidence the succession of another Person to the Company andthe assumption by any such successor of the covenants of the Company in the Indenture and in theSecurities;     WHEREAS, pursuant to the foregoing authority, TE Products proposes, in and by this FirstSupplemental Indenture, to supplement and amend the Indenture;     WHEREAS, all things necessary to make this First Supplemental Indenture a valid agreement ofTE Products, in accordance with its terms, have been done;     NOW, THEREFORE, in consideration of the foregoing and for other good and valuableconsideration, the receipt of which is hereby acknowledged, TE Products and the Trustee mutuallycovenant and agree for the equal and proportionate benefit of the Holders of the Securities, asfollows:     1. *Capitalized Terms*. Capitalized terms used herein and not defined herein shall have themeaning ascribed to them in the Indenture.
 

 
     2. *Succession by Merger.*As of the effective time of the Merger, (i) TE Products shall becomethe successor to the Company for all purposes of the Indenture, (ii) TE Products hereby expresslyassumes the due and punctual payment of the principal of and any premium and interest on all theSecurities and the performance or observance of every covenant of the Indenture on the part of theCompany to be performed or observed and (iii) the Company shall be relieved of all obligations andcovenants under the Indenture and the Securities. References in the Indenture to the term “GeneralPartner” shall hereafter be deemed to refer to the “Manager” of TE Products, as such term isdefined and used in the organizational documents of TE Products, or any other Person of a positioncomparable thereto as provided in such documents; provided, however, that such Manager or any othersuch comparable Person is not a general partner of TE Products and, accordingly, that provisionsapplicable to the “General Partner” in the Indenture in its capacity as, and as a result of, itsstatus as a general partner of a limited partnership shall cease to be applicable.     3. *Ratification.*The Indenture and the Securities, as hereby amended and supplemented, areratified and confirmed in all respects and shall continue to be in full force and effect. From andafter the date hereof, this First Supplemental Indenture shall form a part of the Indenture for allpurposes, and every Holder of Securities heretofore or hereafter authenticated and delivered shallbe bound hereby.     4. *NEW YORK LAW TO GOVERN.*THIS SUPPLEMENTAL INDENTURE SHALL BE GOVERNED BY AND CONSTRUED INACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK.     5. *Counterparts*. The parties may sign any number of counterparts of this SupplementalIndenture, each of which shall be an original; but such counterparts shall together constitute butone and the same instrument.     6. *Effect of Headings.*The headings herein are for convenience only and shall not affect theconstruction hereof.
-2-

 
     IN WITNESS WHEREOF, the parties hereto have caused this First Supplemental Indenture to beduly executed as of the day and year first above written.            TE PRODUCTS PIPELINE COMPANY, LLC     ` By TEPPCO GP, Inc.,Its Manager       By: /s/ William G. Manias         Name: William G. Manias    Title: Vice President and Chief Financial Officer       THE BANK OF NEW YORK TRUST COMPANY, N.A., as Trustee       By: /s/ Alma Marcella Burgess         Name: Alma Marcella Burgess    Title: Assistant Vice President**