Replaced headlight bulbs to the OSRAM XENARC 66140 COOL BLUE BOOST (7000k).
I believe they are the brightest HID's in the market. Although they are 7k they look pure white like leds.
https://www.theretrofitsource.com/d1...CBB?quantity=1
Left is the osram, the one on the right is the OEM bulb.