1000- 1979-1993 Ford Mustang Lower Control Arm Torque Box ReinforcementsIf you have pushed your Mustang to the limit, whether on the track or the street, you may have encountered issues with cracked torque boxes. These reinforcements are specifically designed to strengthen these weak points in the chassis, particularly at the front lower control arm mounting area. Essential for supporting aftermarket control arms, polyurethane bushings, or UMI lift bars, these reinforcements prevent damage and improve overall stability.