Couture makes high quality polyurethane aerodynamics attainable. Each product is skillfully designed and manufactured to exact specifications. Not a direct bolt-on item: requires professional installation by a body shop with extensive experience in working with aftermarket fiberglass and polyurethane parts. Through Couture's exclusive use of polyurethane composites, extreme durability and long product life are realized. Couture aerodynamics are recommended for the serious enthusiast who want OEM specifications for quality, fitment, and durability.