I was looking into other e60 sites, and found a topic related to ours its http://forums.5series.net/index.php?showtopic=83926 not sure if it will help but we'll see where it goes..

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2006 750i Black Sapphire, Sport Package, PDC, Navigation, Active Steering, Cold Weather Package, Premium Package, Comfort Access, Comfort Seating, Cooled seats, Heated Rear Seats, MTEC Angel Eyes.
2005 545i Titanium Grey, Sport Package, PDC, Navigation, Active Steering, Cold Weather Package, Premium Package, K40 Caliber Built in Radar System