The S6 (and UrS4) did have Xenon as a factory option, but they are rare and unpractical, as they were made so that one can not replace the bulbs when they go out. PerL 92 Cab 2.3 Jeff Maurer wrote: > Has anyone tried this? I saw a group buy on Audiworld for a xenon retrofit > kit and it made me wonder if this would work for the projector low beams on > our S6.