someone on this forum had a picture of it and was selling these, unfortunately i cant find the thread, or the name of what you would call this item anywhere online, here is a link of pics, its the front right and left quarter panels and is going inward and is black carbon fiber.
Strasse Forged Wheels Supercharged 370Z | Flickr - Photo Sharing!
Strasse Forged Wheels Supercharged 370Z | Flickr - Photo Sharing!
Strasse Forged Wheels Supercharged 370Z | Flickr - Photo Sharing!