exhuast question April 28, 2006, 03:41:48 PM which is better for and 88 cougar xr7 with a bbk cold air intake a 2 1/4 inch catback or a 2 1/2 inch catback. 2 1/4 priced at $180 and the 2 1/2 priced at $340 Quote Selected
exhuast question Reply #1 – April 28, 2006, 04:52:37 PM The bigger one for sure. Unless it is true duals. If its just a single pipe to a split then you could get away with 3" all the way to the split.Quick question, but why is the 2 1/2 alot more money? Quote Selected
exhuast question Reply #3 – April 29, 2006, 07:09:13 PM im not sure why its the same kit but the bigger one has polished stainless steal tips. thats the only difference. it doesnt make much sense to me Quote Selected