This bmw emblem has a diameter of 82mm to fit in the front hood.
I recommand to print it in 0.15mm layer height.
You need to do 3 color change at the layer 14, 17 and 20 according to the following diagram :


⚠ WARNING ⚠
if you change the scale or the layer height, the diagram layer numbers will be wrong
The author marked this model as their own original creation.