There are many companies that offer alternatives to the original factory appearance of the vehicle. (en.wikipedia.org)
There are even carbon air vents that have been added behind the front wheels and on top of the rear wings and while the former have a nigh - on factory appearance we're less convinced by the latter. (evo.co.uk)
Visually, the body kit on the NSX retains an overall factory appearance with slight changes. (cnet.com)