I have these installed on my '09. I have about 200 miles on them. These are by far the best endlinks you can get for the Focus.
FR '11 FF Moderators pick
Oct '11 ROTM
FR '12 Carlisle Nifty Fifty Award/Best in Boost/Best 08-11/Finest Five Pick
FR '13 Carlisle 1st Place Award 08-11 Focus