Here's the price list:

BMW of North America
2007 Model Year Retail Prices (as of September 1st, 2006)

U.S. Models M5

Base Price USA Port of Entry * $83,195

6-Speed Manual Transmission NC
Rear Door Mounted Side Impact Airbags $385
Comfort Access $1,000
Power Rear Sunshade with Rear Manual Side Window Shades $575
Front Ventilated Seats (Requires Perforated Merino Leather and M Multifunction Seats) $800
Split Folding Rear Seats with ski bag $475
Rear Seat Heating $350
M Multifunction Seats with Active Width Adjustment $1,900
Olive Ash Carrara Wood trim NC
Madeira Walnut Wood trim NC
Head up display $1,000
High Definition Radio $500
SIRIUS Satellite Radio $595
Rear spoiler deletion NC
Extended Merino Leather STD
Perforated Merino Leather with Alcantara Roofliner $3,500
Full Merino Leather Interior with Alcantara Roofliner $3,500
Gas Guzzler Tax – SMG Transmission $3,000
Gas Guzzler Tax – 6-speed Manual Transmission $3,700
* Includes Destination and Handling: $695

NC = No Charge Option
STD = Standard equipment