KYOSTAR Carbon Fiber Engine Bay Side Cover Panels for BMW G80/G81 M3, G82/G83 M4 & G87 M2 The KYOSTAR Carbon Fiber Engine Bay Side Cover Panels are designed for selected BMW M-series applications, including the G80/G81 M3, G82/G83 M4, and G87 M2. Designed as vehicle-specific engine bay components, these panels provide a carbon fiber appearance for BMW M-series customization projects. The application-specific design makes this product suitable for BMW performance builds,