After much research and showel browse through the various Internet forums has proven that the M-TEC Superwhite the best xenon bulbs are similar can be bought legally. They are very bright and really extremely white !! The difference is like night and day and you will notice it best when changing bulbs if you have an old original pear leaves in it.
Other cheap Xenonlook pears not get off here. my girlfriend had cheap at the hardware store (almost as expensive as M-Tec) Bought Xenonlook Bulbs H7 but see when installed still extremely yellow from the Gegensat to the M-Tec when the cars next to each other ... This is immediately eye ..