Exhibit 99.1 News Release Sunoco LP Announces First Quarter 2024 Financial and Operating Results • Reports record first quarter net income of $230 million and Adjusted EBITDA(1) of$242 million • Increases full year 2024 Adjusted EBITDA(1)(2) guidance to $1.46 billion to$1.52 billion, to include the acquisition of NuStar Energy L.P. • Increases quarterly distribution by 4% DALLAS, May 8, 2024 - Sunoco LP (NYSE: SUN) (“SUN” or the “Partnership”) today reported financial and operating results for the quarter ...