I also agree with @WickedFog , less grippier/harder and or stiffer compound tires will help losen the car so the slash will loose grip when say hard cornering. Just like firmer springs/spring/shock setting, will have close to the same effect. However lowering the slash will probably make it...
sway bars or anti roll bars are made to make your car stiffer when cornering.
The bars come in different thickness as well so you can pick and choose how to set up your car.
you can also adjust these by having for example a softer setting on the front and stiffer setting on the back - this will...