that im getting ready to do myself. seems to be a common issue
The poly replacement bushings are crap. They work really well in the beginning but the polyurethane just gives up after a few months and all you get is severe control arm play. I dont know if thats what you have or are thinking about "upgrading" too. Just figured I'd throw the info out there.
2006 LS coupe, manual, Victory Red
Sportlines, FE5 struts, shocks, front swaybar, Progressive 22mm rear swaybar, Airlift load assist rear airbags, TWM ST shifter, smoothed TB, LSJ exhaust, debadged, demudflapped, Yokohama AVID Touring P195/60R15's. Soon to come 17x7 Motegi Tracklight 1.0. Best to date 15.402 at 90mph
"No friend ever served me, and no enemy ever wronged me, whom I have not repaid in full."
Lucius Cornelius Sulla