Reduce body roll, maximize a tire_s contact patch! Sway Bar made with CR-MO seamless steel alloy. High rigidity and hi-tensile help reduce body roll and neutralize under or oversteering, keep your car flat in turns instead of leaning over to one side . Add-on type, direct bolt-on design . Hollow material with higher torsional rigidity for any given diameter . Reinforced stabilizer bushing provides stability . Precision CNC cold formed, tempered and shot-peened to increase durability