M3 only
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 335xi, 2010 BMW 335i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
Attach adhesive tape (1) between edge of rear lid (2) and measurement "A".
Mark out measurement "B" at top edge of adhesive tape (1) to outer edge of rear lid.
E90:
A = 21 mm
B = 147 mm
E92/E93:
A = 21 mm
B = 139 mm
NOTE:
Measurement "C" is for information purposes only, as it is determined by carrier film.
C = 5.9 mm