BMR 79-04 Fox Mustang Lower Torque Box Reinforcement Plates - NaturalIncrease stiffness and reinforce the torque boxed in your 1979 2004 Mustang with Lower Torque Box Reinforcement Braces from BMR Suspension. The Fox chassis Mustangs were not known for being super strong. When large amounts of torque are applied to the chassis, the factory torque boxes are known to crack and rip. This causes all kinds of rearend alignment issues, poor performance, and unsafe driving conditions. Designed from CNC laser cut, CNC formed