The BMW C8L 535100C8J TMS BFL module is designed for the BMW X3 F25 Facelift and X4 F26 with adaptive D1S Bi-Xenon headlights. Suitable for use when the “Angel Eyes” or turn signals are not working, or when a headlight vertical adjustment error is displayed. New, with a 1-year warranty, for the left or right headlight.