0000950123-10-018263 Sample Contracts

FOURTH SUPPLEMENTAL INDENTURE

Fourth Supplemental Indenture • February 26th, 2010 • Holly Corp • Petroleum refining • New York

• Contract Type
  Fourth Supplemental Indenture
• Filed
  February 26th, 2010
• Company
  Holly Corp
• Industry
  Petroleum refining
• Jurisdiction
  New York

Fourth Supplemental Indenture (this “Fourth Supplemental Indenture”), dated as of June 29, 2009, among HEP SLC, LLC, a Delaware limited liability company (the “Guaranteeing Subsidiary”), Holly Energy Partners, L.P., a Delaware limited partnership (“Holly Energy Partners”), and Holly Energy Finance Corp. (“Finance Corp.” and, together with Holly Energy Partners, the “Issuers”), the other Guarantors (as defined in the Indenture referred to below) and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”).

SIXTH SUPPLEMENTAL INDENTURE

Sixth Supplemental Indenture • February 26th, 2010 • Holly Corp • Petroleum refining • New York

• Contract Type
  Sixth Supplemental Indenture
• Filed
  February 26th, 2010
• Company
  Holly Corp
• Industry
  Petroleum refining
• Jurisdiction
  New York

Sixth Supplemental Indenture (this “Sixth Supplemental Indenture”), dated as of December 15, 2009, among Roadrunner Pipeline, L.L.C., a Delaware limited liability company (the “Guaranteeing Subsidiary”), Holly Energy Partners, L.P., a Delaware limited partnership (“Holly Energy Partners”), and Holly Energy Finance Corp. (“Finance Corp.” and, together with Holly Energy Partners, the “Issuers”), the other Guarantors (as defined in the Indenture referred to below) and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”).

FIFTH SUPPLEMENTAL INDENTURE

Fifth Supplemental Indenture • February 26th, 2010 • Holly Corp • Petroleum refining • New York

• Contract Type
  Fifth Supplemental Indenture
• Filed
  February 26th, 2010
• Company
  Holly Corp
• Industry
  Petroleum refining
• Jurisdiction
  New York

Fifth Supplemental Indenture (this “Fifth Supplemental Indenture”), dated as of July 13, 2009, among HEP Tulsa LLC, a Delaware limited liability company (the “Guaranteeing Subsidiary”), Holly Energy Partners, L.P., a Delaware limited partnership (“Holly Energy Partners”), and Holly Energy Finance Corp. (“Finance Corp.” and, together with Holly Energy Partners, the “Issuers”), the other Guarantors (as defined in the Indenture referred to below) and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”).

THIRD SUPPLEMENTAL INDENTURE

Third Supplemental Indenture • February 26th, 2010 • Holly Corp • Petroleum refining • New York

• Contract Type
  Third Supplemental Indenture
• Filed
  February 26th, 2010
• Company
  Holly Corp
• Industry
  Petroleum refining
• Jurisdiction
  New York

Third Supplemental Indenture (this “Third Supplemental Indenture”), dated as of June 11, 2009, among Lovington-Artesia, L.L.C., a Delaware limited liability company (the “Guaranteeing Subsidiary”), Holly Energy Partners, L.P., a Delaware limited partnership (“Holly Energy Partners”), and Holly Energy Finance Corp. (“Finance Corp.” and, together with Holly Energy Partners, the “Issuers”), the other Guarantors (as defined in the Indenture referred to below) and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”).