Whiteline BTR100Z Rear Sway Bar Vehicle Kit Fits Toyota Corolla 19Suspension Stabilizer Bar Assembly Suspension Stabilizer Bar Assembly Sway bar vehicle kit Whiteline Sway bar vehicle kit WL Sway bar vehicle kit Engineered to Activate More Grip, sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tires thereby increasing cornering grip and improving outright performance. This Whiteline sway bar = more grip = better handling = outright