Ultra Racing - 3pt Rear Lower Brace - BMW 3 SERIES M3 (E46) 2000-2004 - UR-RL3-2886 Z4 (E85/E86) 2002-2008 Tremendously improving the stiffness at

Tremendously improving the stiffness at the area where the lower arm is connected to the vehicle chassis

Ultra Racing Solid Rear Sway Bars affect the handling of the car on the lower end of the suspension

Ultra Racing Rear Lower Side Braces is designed to reduce the flex of the vehicle chassis where it is connected by the lower wishbone of the suspension system

Ultra Racing steel braces are installed at the lower mounting points between the left and right suspension and the vehicle chassis at factory mounting points unless noted

Ultra Racing - 3pt Rear Lower Brace - BMW 3 SERIES M3 (E46) 2000-2004 - UR-RL3-2886 Z4 (E85/E86) 2002-2008 Tremendously improving the stiffness atThe Ultra Racing Rear Lower Bar is designed to reduce the flex of the vehicle chassis where it is connected by the lower wishbone of the suspension system. Doing this will lessen the distortion of the vehicle lower suspension when it is under load, especially during hard cornering. They are installed at the lower mounting points between the left and right suspension and the vehicle chassis, improving the stiffness at the area where the lower arm is