BMW OEM Style Carbon Fiber Hoods made by Seibon are a unique upgrade for your BMW 3 Series. These hoods take the same shape as the stock hood, just they are 60% lighter and made from the best quality carbon fiber on the market. You can rest assured this is not some fiberglass hood with a carbon fiber overlay. Seibon is an industry leader in carbon fiber accessories and there products are all made from 100% Grade A Carbon Fiber.