I currently have HFCs welded into my lead pipes so I would need new lead pipes if I go back to factory cats which is a little extra cost. It' snmot a biug deal, but if it would actually make more power to leave them on and have double cats then I might leave them there.
__________________
Works Emotion CR Ultimate - FI CBE w/ 18" resonators - Ecutek - eibach sways - Quaife - FI LTH w/race cats - kw v3 - spl - Topgunz SC - 488whp 398trq
|