 AUSTIN, Texas--BUSINESS WIRE--Hyliion Holdings Corp. NYSE: HYLN Hyliion, a leader in electrified powertrain solutions for Class 8 semi-trucks, today announced that it has partnered with leading frac sand solutions provider Detmar Logistics LLC. Their first collaboration with a company serving the oil and gas industry, Hyliion will work closely with Detmar as they initiate the electrification of their fleet over the next five years. Were thrilled to be building a lasting relationship w 