Exhibit 3.15

State of Delaware

Secretary of State

Division of Corporations

Delivered 12:19 PM 08/11/2006

FILED 12:08 PM 08/11/2006

SRV 060754141 - 4203981 FILE

CERTIFICATE OF FORMATION

OF

METRO FUEL LLC

This Certificate of Formation of Metro Fuel LLC (the “LLC”) has been duly executed and is being filed by the undersigned, as an authorized person, to form a limited liability company under the Delaware Limited Liability Act (6 Del. C. § 18-201, et. seq.).

FIRST. The name of the limited liability company formed hereby is Metro Fuel LLC.

SECOND. The address of the registered office of the LLC in the State of Delaware is c/o Corporation Service Company, 2711 Centerville Road, Suite 400, Wilmington, New Castle County, Delaware 19808.

THIRD. The name and address of the registered agent for service of process on the LLC in the State of Delaware is Corporation Service Company, 2711 Centerville Road, Suite 400, Wilmington, New Castle County, Delaware 19808.

IN WITNESS WHEREOF, the undersigned has duly executed this Certificate of Formation as of this 11th day of August, 2006.

By:	/s/ Henry Rosas
Name:	Henry Rosas
Title:	Authorized Person

State of Delaware

Secretary of State

Division of Corporations

Delivered 11:22 AM 09/11/2013

FILED 11:20 AM 09/11/2013

SRV 131075789 - 4203981 FILE

STATE OF DELAWARE

CERTIFICATE OF AMENDMENT CHANGING ONLY THE

REGISTERED OFFICE OR REGISTERED AGENT OF A

LIMITED LIABILITY COMPANY

The limited liability company organized and existing under the Limited Liability Company Act of the State of Delaware, hereby certifies as follows:

1. The name of the limited liability company is Metro Fuel LLC.                                             

2. The Registered Office of the limited liability company in the State of Delaware is changed to 160 Greentree Drive, Suite 101 (street), in the City of Dover Zip, Code 19904. The name of the Registered Agent at such address upon whom process against this limited liability company may be served is National Registered Agents, Inc..

By:	/s/ Steven Pretsfelder
	Authorized Person
Name:	Steven Pretsfelder
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