BMW M Performance Illuminated LED Door Sill Set - F25 X3, F26 X4

This part is listed by BMW as BMW part number 51472361164 (51 47 2 361 164) and is described as BMW M Performance Illuminated LED Door Sill Strips for F25 X3 and F26 X4. Replace your original plain black sill covers with these illuminated LED covers featuring the M Performance script. The LED feature is completely self-contained to the sill strip. The wiring and battery power are integrated into the underside, making install a breeze! An integrated sensor detects whether the door is open or closed.

Set includes left and right side pieces of the car.

These are Genuine BMW M Performance door sill strips with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.