Using Mercedes parts and it is a direct upgrade. part is somewhat difficult to find online. Mercedes star parts in San Jose ordered them. not extremely expensive about $100 each. Part# 129-423-05-12-64. it's more of aesthetic upgrade than performance...front matches rear.
Slideshow: A one-of-one U.S.-spec Mercedes-Benz SLR McLaren Roadster became even rarer after a factory-backed transformation at McLaren's headquarters.
