The Boeing Co., St. Louis, Missouri, has been awarded a not-to-exceed $24,550,000 undefinitized contract modification for the F-15 Japan Super Interceptor program. The modification provides for the Foreign Military Sales requirement to add electronic warfare system initial non-recurring engineering for the Japan Air Self Defense Force. Work will be performed in St. Louis, Missouri, and is expected to be completed by Dec. 31, 2028. This contract involves 100 percent Foreign Military Sales to Japan, and is the result of a sole source acquisition. Foreign Military Sales funds in the amount of $12,029,500 are being obligated at the time of award. Air Force Life Cycle Management Center, Wright-Patterson Air Force Base, Ohio, is the contracting activity (FA8634-22-C-2705).