Investor Presentaiton

HEP Assets H HOLLY ENERGY PAR Holly Energy Partners owns and operates substantially all of the refined product pipeline and terminalling assets that support HF Sinclair's refining and marketing operations in the Mid- Continent, Southwest and Northwest regions of the United States HOLLY ENERGY PART - · ■ Approximately 4,400 miles of crude oil and petroleum product pipelines Approximately 17.8 million barrels of refined product and crude oil storage with 19 terminals and 7 loading rack facilities in 13 western and mid-continent states Refinery processing units in Woods Cross, UT and El Dorado, KS 50% joint venture interest in Cheyenne Pipeline LLC - the owner of an 87-mile crude oil pipeline from Fort Laramie, Wyoming to Cheyenne, Wyoming. 50% joint venture interest in Osage Pipe Line Company, LLC – the owner of a 135-mile crude oil pipeline from Cushing, Oklahoma to El Dorado, Kansas 50% joint venture interest in Cushing Connect Pipeline & Terminal LLC - the owner of a 50- mile, 160,000 barrel per day crude oil pipeline from Cushing, Oklahoma to Tulsa, Oklahoma and 1.5 million barrels of crude oil storage in Cushing, Oklahoma 49.995% joint venture interest in Pioneer Investments Corp. - the owner of a 310-mile, 65,000 barrel per day refined product pipeline from Sinclair, Wyoming to the North Salt Lake Terminal with 655,000 barrels of refined product storage capacity 25.06% joint venture interest in Saddle Butte Pipeline III, LLC - the owner of a 220 mile, 60,000 barrel per day crude oil pipeline from the Powder River Basin in Wyoming to Casper, Wyoming and 160,000 barrels of crude oil storage at the Highland Flats Terminal in Wyoming 18 HF Sinclair

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