Self-leveling HIDs are required in Europe, which is why most luxury (European) cars have them.Humanfly said:just because u don't have them does not mean they are not any good. besides luxury car makers are not stupid to spend millions of dollars to research on them if they were completely useless.
e-squared, I hope you're kidding.................e-squared said:They use GPS to get the proper altitude and this gives the proper position to be level. This is most of the cost of the HID system. Thus reducing the amount of light shot into space.