Well these aren't ford, but Mazda is close enough though, right?
RX8 (2004-2008) seats take a bit of modification apparently. I believe the rails are the same, but the distance between them is different.
You would probably have to fab your own wire harness for the seat sensors, but if you are feeling adventurous, here are some pics:
There are many colors available:
2009 Recaro RX8s would be nice (No idea if these use the same rails though):