Originally Posted by Active Autowerke
Not sure if I understand you question completely...
If the car is running a factory exhaust system and you purchase our X Pipe it will still be a bolt on system. The High Flow cat will come with the system but you will also have a race pipe that can be swapped for the High Flow Cats via VBand clamps.. Please let me know if I understood correctly, if not let me know.
Sorry i didn't word that correctly. I have a stock system and I want to only buy the high flow cat's, not the x-pipe. Will it be bolt on?