Need advice on BMW328xi 09 model

2009 328xi with

Automatic transmission
Premium Package
Cold Weather
Navigation
Ipod and USB adapter
Monaco Blue/Beige Dakota Leathe

List Price: $45150, the dealer is offering : $41950 (invoice)+$500=$42400

Is it a good price? This month has 0.9%finance + first two monthly paid by BMW dealer (maximum to $1500)

Thanks