Bushings, bushings, bushings: Rear trapezoidal links, control arm bushings, sway bar bushings (what does the HSRSB use for bushing material- polyurethane?), rear subframe bushings, etc. Probably should do the front end as well. 2nd on the Bilstein revalve. That will make a big difference in how the car feels, in terms of that subjective "tightness." Taka