They are designed to stiffen the rear end add strength and improve the handling characteristics.
Mustang torque box reinforcement.
These kits feature upper and lower reinforcement panels that can be bolted in or welded in.
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The lower and upper sets come together in a kit that y.
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Get more traction in your fox body with 5 0 resto s 1979 93 mustang rear torque box reinforcement kit.
This video contains the instructions to install the upper torque box reinforcements from upr products.
Blackpath fits 1978 1993 mustang upper lower torque plates box reinforcement for ford control arm box support kit black welded steel 4 0 out of 5 stars 2 89 95 89.