"Marco Leon" mmleon(at)yahoo.com wrote in message
...
Right now your only option is the Chelton system. The G1000 and the
Avidyne
PFDs do not have any STCs for production aircraft.

Do you mean "older" production aircraft??
http://www.avidyne.com/oems/piper.shtm


You can, of course, convert the Arrow to an experimental certificate...

Marco