ford probe had a cd of .19 iirc, and it didnt look that ugly.
see what i found.
0.137 1986 Ford Probe V Concept car
0.19 1996 GM EV1 Electric car
0.25 1999 Honda Insight Hybrid car
0.25 2000 Lexus LS430 --
0.25 2000 Audi A2 "3-litre" --
0.26 1989 Opel Calibra 2.0i base model
0.26 2000 Mercedes C180 --
0.27 1996 Mercedes E230 --
0.27 1997 VW Passat --
0.27 1997 Lexus LS400 --
0.27 1998 BMW 318i --
0.27 2000 Mercedes C-class C200 up to C320
source:
http://www.autozine.org/technical_sc.../tech_aero.htm