Just found these two links below
http://www.hella.com/produktion/Hell...005_EN_HKG.pdf
http://en.wikipedia.org/wiki/Headlamp
Like I said before if you carry out the Xenon mod and don't have a washer system you are treading on very thin ice. If you were the cause for the other driver to swerve and crash you could end in hot water. Its not unheard of for insurance companies to take away ECU's for examination, I'm sure they will check for non standard Xenon's being fitted.