[clarence]

Some info regarding cost of individual parts, giving indication as to the actual quality of the components. All info taken from 1.2011 ETK.

Price (Euro excl national taxes)

Base System Hi-Fi(S676A) Hi-Fi Prof DSP(S677A)

Dashboard Central Spk n/a 52.77 61.05
F Door Midrange 29.81 29.92 55.86
F Door Tweeter n/a 35.30 36.20
R Door Midrange 29.81 29.92 55.86
R Door Tweeter n/a 35.50 36.20
D Pillar Speaker n/a n/a 54.98
Subwoofer 110.95 110.95 220.25
Amp n/a 315.26 868.92

Pls note that all the part numbers are different, even tho some of the prices are similar.