UMI tubular arms improve traction, handling, and track performance.Replace your weak, factory stamped lower control arms with UMI's heavy duty tubular adjustable setup. These direct bolt on replacements reduce wheel hop, enhance cornering, lower ETs, and help maintain track consistency. The spherical rod end enables "bind free" operation, making it an excellent upgrade for both track and autocross vehicles. The polyurethane bushings are designed to bolt to the car chassis for a quiet, comfortable operation. Control