Bent rear under brace from jacking the car at wrong jacking point.

Originally Posted by IS2000

I went under my Z today and found 2 dents on the the rear undercar brace (one on each side of the car). A local shop here probably used the brace as jacking points instead of the chassis rails. Should I be worried of the damage? Does this affect the rigidity of the car, or is it purely cosmetic? I also noticed on the right side, the brace touches the gas tank, while on the left these is about 2-3mm of gap in between them.
First two pics below are the right rear and the rest are the left rear.

Originally Posted by 370Zsteve

get your *** to that shop and demand full replacement of the damaged parts. Your car's suspension is toast.