Do you have the "swaybar relocation kit"? Its a shim between the swaybar bushing and frame. It may help a little.
SBR-129 - Front Sway Bar Relocate Kit
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2005 4runner 4.7L v8 - Kings, Icon 52700, SPC UCA, SS brake lines, Duratrac, Odyssey, DCPower Alternator, FN Pro wheels, etc...
2015 Tacoma - Similar stuff,
2012 Tacoma - Also similar stuff...