The best replacement for sway bar is strut bar.

The best alternatives to sway bar are rated as following:
★★★★★  strut bar
★★★★  stabilizer bar
★★★  anti roll bar
★★  no sway bar
★  sway bar link
★  track bar
★  tie rod
★  spring rate
★  strut brace
★  stabilizer
★  panhard bar
★  control arm
★  rear sway bar
★  tie bar
★  torsion bar
  weight distribution hitch
  spring rates
  stabilizer link
  hollow
  stress bar
  front sway bar
  hollow sway bar
  solid sway bar
  strut tower bar
  cr front sway bar
  strut bars

Your alternative for sway bar is not listed? Suggest!
Speaking about sway bar, one probably shouldn't forget about weight distribution hitch.

Other search terms related to sway bar and their ratings are:
★★★★★ weight distribution hitch
★★★★ hitch
You have in mind a companion for sway bar and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sway bar in all years. Click on graph for more.
sway bar
strut bar
stabilizer bar