In recent years, additive manufacturing has assumed a pivotal role as an innovative and disruptive technology across various industries, particularly in automotive. This cutting-edge technology has enabled the realization of solutions previously deemed unimaginable, reshaping the landscape of design and production. This study delves into the indispensable role of additive manufacturing within the realm of electric mobility, shedding light on its implications for future advancements through a comprehensive analysis of the current state of the art. Special emphasis has been placed on thermal management, a cornerstone in electric vehicle design that demands meticulous consideration and precision engineering. In this case study, the focus of optimization lies on the housing of an electric motor.