e39 e46 carbon steering wheel trim multifunctionHigh Quality Carbon Finishing by K Carbon Customs Germany. Our homemade carbon products are definitely eye catchers. The carbon fiber is worked into the parts without waves in a pattern and sealed with several layers of clear lacquer. We only use original parts as a basis. A must for everyone who wants to refine their interior. If you would like to have a carbon finished part, which you cannot find in our shop, you can use our carbon finishing here.