This 2004 ~ 2010 Scion tC rear spoiler is made of One-piece, O.E. grade blow molded ABS virgin plastic resin. The Final product is lightweight, durable, withstands extreme temperatures, and is O.E. certified. Made in a state-of-the-art factory that is ISO 9002 and QS 9000 certified. Lighter and stronger than a factory spoiler, Will not chip or crack like fiberglass. All spoilers comes with necessary hardware, "template Strips" and gaskets for installation. Unpainted spoilers come primered and ready to paint. Professional Installation Recommended.