Seibon BMW M3 Series 2Dr (E46) Rear Diffuser 2001 - 2005

Seibon Carbon components are carefully hand-crafted using only the finest materials. Our production team offers superior craftsmanship with over 15 years of experience working with carbon fiber.

Every component is constructed with a consistent weave pattern. Our production processes allow exceptional carbon/resin ratio, creating high product stiffness that also leads to extra strength. For a stunning finish, our products are coated with a glossy clear coat that does not chip or flake. We meticulously inspect all of our components and stand firmly behind our products so that you can enjoy peace of mind with every genuine Seibon Carbon product.

Creating performance-oriented products that help shed unnecessary weight without sacrificing style is our specialty. Race after race, Seibon products have proven to be as strong as the driver's ambition to win, thus making Seibon Carbon the preferred brand among professional drivers.