Detroit Speed Rear Sway Bar Kit - 3/4 In. DiameterThe Detroit Speed Fox Body Mustang Sway Bar offers multiple advantages over the non effective stock rear bar. Detroit Speed sway bars attach to the rear end housing and the frame rail, whereas the stock bar only connects to the lower suspension links. By using the chassis to stabilize the rear axle as opposed to the opposing link, the deflection of the vehicle under heavy cornering is minimized. Detroit Speed sway bars mount with a low friction ball