The BMW 003 was a German aircraft engine developed during World War II. It was a turbojet engine designed to power fighter aircraft, showcasing advanced engineering for its time. The engine was notable for its compact design and high thrust output, which contributed to the performance of various aircraft. Although the BMW 003 was innovative, it faced challenges in production and reliability. The engine was used in several prototypes, including the Messerschmitt Me 262, the world's first operational jet fighter. Despite its potential, the BMW 003 was ultimately overshadowed by other jet engines developed during the war.