FD2 -
K20Z2 Engine
Indicators on the mirror
Leather interior
Sunroof
Sports wheels
Sports shift if Auto

FD1 -
R18
Indicators on Guards

2006 - 2008
Circle lights in the rears and different bumper
Silver leather interior

2009-2010
Facelifted Has squared rear lights and Bumper Similar to Type R
Black leather interior

Few stuff I might have left out...