Originally Posted by ryem3
Glad I came back to this thread I started. Good info. The LUX LEDs look good. But is the other solution LED? Why would you need a ballast to run LEDs? That's why I thought they were HID. HIDs yellowing rings? I believe it. Has anyone simply checked out the bulbs in the new non-M3 cars? What is the OEM solution and can it be added to the M3? This is becoming an interesting thread.
The LCI halos cannot be retrofitted into an M3 or any other pre-LCI headlamp.