A battery cooling panel and battery module are disclosed. In one example, the battery cooling panel includes a first outer panel defined as a first cooling fin with a first major surface configured to contact a battery cell. A second outer panel is secured to the first outer panel at an outer edge. A panel insert is positioned between the first outer panel and the second outer panel, the panel insert having a major surface with coolant flow channels. The battery module includes one or more battery cells in contact with the battery cooling panel, and is suitable for use as part of an electric vehicle system.