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why do you want them? For a stiffer ride, get strut bars, sway bars, maybe an H-brace. If you want a lower ride, get a set of lowering springs (and possibly a camber kit). The lower ride will also improve your handling.
that's to create understeer (i think, may have it backwards) so that's the way your kit was designed, if you want it a different way, then get new springs, it's the only reasonable way.