Real Carbon Fiber Mirror Replacement for Model S / XRedefine Your Profile Genuine Carbon Fiber Mirror Replacements for Model S & X. Not a cover. A complete transformation. The "Factory Plus" Look Designed, Not Just Covered Most carbon fiber options on the market are cheap stick on caps that add bulk and create unsightly gaps. We believe in doing it right. These are full replacement units. You remove the factory plastic cap and snap these into place using original mounting points. The result is a flush,