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SAN ANTONIO – November 10, 2015 – Tesoro Corporation (NYSE:TSO, Tesoro) and Tesoro Logistics LP (TLLP) today announced that subsidiaries of Tesoro have agreed upon terms for the sale of crude oil and refined product storage and pipeline assets in Los Angeles, California (the “Los Angeles Refinery Storage and Handling Assets”) to TLLP for a total consideration of $500 million. The assets include 97 crude oil, feedstock and refined product storage tanks with combined capacity of 6.6 million barrels and a 50% interest in Line 88, a 16-mile pipeline that transports jet fuel from Tesoro`s Los Angeles Refinery to the Los Angeles International Airport with average throughput of 25,000 barrels a day.

The acquisition price of $500 million will include cash of approximately $250 million and the issuance of common and general partner units to Tesoro, valued at approximately $250 million. The transaction is expected to close later this week.

Tesoro Corporation, a Fortune 100 company, is an independent refiner and marketer of petroleum products. Tesoro, through its subsidiaries, operates six refineries in the western United States with a combined capacity of over 850,000 barrels per day and ownership in a logistics business which includes an interest in Tesoro Logistics LP (TLLP) and ownership of its general partner. Tesoro`s retail-marketing system includes over 2,200 retail stations under the ARCO®, Shell®, Exxon®, Mobil®, USA Gasoline(TM) and Tesoro® brands.