The Boeing Co., Saint Louis, Missouri, has been awarded an undefinitized contract action with a total not-to-exceed value of $188,025,020. This contract modification for the F-15 Japan Super Interceptor Program provides for the Foreign Military Sales (FMS) requirement to add the Weapon System Trainer hardware and non-recurring engineering for the Japan Air Self Defense Force. Work will be performed in Saint Louis, Missouri, and is expected to be completed by Dec. 31, 2028. This contract involves FMS to Japan. This award is the result of a sole source acquisition. FMS funds in the amount of $25,564,498 are being obligated at time of award. Air Force Life Cycle Management Center, Wright-Patterson Air Force Base, Ohio, is the contracting activity (FA8634-22-C-2705).