LETTER AGREEMENT

Reference is made to the Amendment and Restatement of Schedules to Amended and Restated Omnibus Agreement dated March 1, 2015 among Valero Energy Corporation, Valero Marketing and Supply Company, Valero Terminaling and Distribution Company, The Premcor Refining Group Inc., The Premcor Pipeline Co., Valero Energy Partners LP, Valero Energy Partners GP LLC, Valero Partners Operating Co. LLC, Valero Partners EP, LLC, Valero Partners Lucas, LLC, Valero Partners Memphis, LLC, Valero Partners North Texas, LLC, Valero Partners South Texas, LLC, Valero Partners Wynnewood, LLC, Valero Partners Louisiana, LLC and Valero Partners Houston, LLC, (the “Amended Schedules”). This letter agreement (“Letter Agreement”) is intended to supplement the Amended Schedules. Any capitalized terms not otherwise defined in this Letter Agreement shall have the same meaning as contained in the Amended Schedules. To the extent a term set out in this Letter Agreement is inconsistent with a term set out in the Amended Schedules the term in this Letter Agreement shall control.

Schedule A of the Amended Schedules designates certain Houston Tanks as “Schedule A Tanks”. The Parties inadvertently failed to designate Houston Tank 506 as one of the “Schedule A Tanks” on Schedule A of the Amended Schedules and by this Letter Agreement desire to include and designate Houston Tank 506 as one of the Schedule A Tanks.

The Parties agree that Houston Tank 506 is hereby designated as one of the Schedule A Tanks and Paragraph 2(a) on Schedule A of the Amended Schedules is hereby amended to include Houston Tank 506 as one of the Schedule A Tanks.

The Parties hereby acknowledge their acceptance of and agreement with the terms and conditions of this Letter Agreement by signing in the respective space provided below.