How would it cost to install a new catalytic converter on a 00 Dodge Durango 5.9 with 108k,miles?

Will I feel a different with a new catalytic converter? It this important?|||Your catalytic converter reduces emissions so if you don't wanna pass smogs your good. no you wont feel any difference and you can count on it costing you anywhere from 130-200 bucks including labor|||why/they dont fail so easy|||prices vary, call a few muffler shops.