Both are the same bar, TS1, but the white one has gtr (looks like vspec) bonnet and a bonnet mole lip spacer thing. You can see it more clearly on this car:
http://carphotos.cardomain.com/ride_images/1/1552/2641/3878820108_large.jpg
Speaking of which - does anyone know where to get this bonnet mole lip thing?? all i can seem to find is the one that sticks onto the gtt bonnet...