Ok, Should be a quick simple one here. I am ording a bolt on catback exhaust system for my car. The catback is 2.5" and the stock exhaust is 2". Here is the question. Will I be able to bolt the 2.5" catback pipe to the 2" catalytic converter or will I have to cut and weld and expander/reducer?
Wednesday, February 8th, 2012 AT 11:11 AM