I just ordered the parts for this. Smolck over on the E46 forum has a GREAT set of videos on how to do this. This M54 writeup is amazing, combine it with these videos and you'll have the needed info to make this as easy as can be.

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1984 318i/man./Tornadorot*
1990 525i/man./Alpinweiß*
2001 525i/man./SP/PP/Cosmosschwarz/Sandbeige*
2002 X5 3.0i/man./SP/PP/Sirius/BT/Titansilber/Sandbeige*
2006 330i/man./SP/PP/CWP/Sirius/Blackline/Rear Fogs/Arktis/Grau*
2001 525i/step./SP/PP/CP/CWP/Xenons/Rear Shade/OEM Sirius/OEM BT/OEM AUX/M5 Rear Sway/Bilstein HDs/Beisan Vanos/Rear Fogs/Schiefergrün/Sandbeige*
2012 VW Golf R/Rising Blue
*retired