The BMW 745Li front inner turn signal uses 3457NA or 3357NA bulb sizes, while front turn signals require 3357NA or 12961 sizes, and rear turn signals use 12496 or P21W sizes. The replacement chart covers 2002 through 2005 model years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.