Whiteline BHR97 Rear Sway bar 20mm Fits Honda Civic 16-21Suspension Stabilizer Bar Assembly Suspension Stabilizer Bar Assembly Sway bar 20mm heavy duty Whiteline Sway bar 20mm heavy duty Whiteline Sway bar 20mm heavy duty 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 20mm fixed sway bar = more