Pfadt FTW - also consider changing the endlinks at the same time. I first did the Pfadt Sport Sway Bars back in January (immediately felt the difference, the Camaro is on rails in curves) and should've upgraded the endlinks then though Pfadt's were just coming to market. I just installed Pfadt coilovers, trailing arms, control arm stiffeners/bushings and the endlinks -
http://www.camaro5.com/forums/showthread.php?t=97961
Pfadt earned my business from Aaron's pms/emails with me on my questions - you can pm him with questions to
Aaron Pfadt