LED bulb swap: Lux8 (
http://luxangeleyes.com/ ) or the AiB's
Complete ring modification with LED rings: OSS or LS3 (
http://www.e90post.com/forums/showth...&highlight=ls3 )
HID: Alpine, or if you can code or access to someone who can code you can skip the needed ballasts and just buy HID bulbs
***all have been discussed way too often, do yourself a favor and spend some time searching and researching on your own...a long and good place to start:
http://www.e90post.com/forums/showthread.php?t=151144
GL