E92 M3 Carbon Fiber ExtensionsE92 M3 Carbon Fiber Side Skirt Extensions A set of Carbon Fiber Side Skirt Extensions is the perfect modification to complete the carbon fiber theme on your BMW E92 or E93 M3. Designed specifically for M3 models, these side skirt extensions enhance the side profile with a lower, more aggressive appearance while maintaining a clean OEM+ aesthetic. Constructed from genuine carbon fiber, these side skirt extensions are both lightweight and exceptionally