The 284GC factory spoiler extension measures at 1 7/8" high @ 60 degree with rounded corners with a center cut out. Spoiler is made from high quality polyurethane material and will sit flush against the edge of the factory RS spoiler. It includes self adhesive tape for easy installation. Spoiler is UNPAINTED with a flat black finish. Painting will require flex paint to be used. All Spoilers are aftermarket and manufactured in the USA.