My buddy owns the first (and only) RC51 with this LED kit with tail light and signals. Riding behind him, I can say they are simply awesome! Much brighter than stock lights, and very clean looking.
<font color=red>MAD</font color=red><font color=white>FAL</font color=white><font color=blue>CO!</font color=blue>

<font color=red>MAD</font color=red><font color=white>FAL</font color=white><font color=blue>CO!</font color=blue>