i have a used true 2.5 mandrel bent cat back system made for a del sol, but cab be modified to fit hatchs. whats included u say well heres a run down.

-catco high flow car.(2.5)
-madrel bent piping all the way back to muffler.
-magnaflow resinator.
-magnaflow 2.5 straight threw muffler.

car sounds nice a deep with this set up. all piping is stainless steel. pics will be up later.

200$$