i'm having same problem as many with the front end noise.put car up and started checking everything and found one of the swaybar bushings was split in halve and the otherone was starting to .replaced and seems to be fine so far.i've got 69000+ mles on mine 05 gt.heres a pic.

 

I believe there's a TSB covering this problem

 

+1 on the TSB for front end clunk. Check the stickies.

 

nice job