It is a federal crime to remove a factory cat, even if replacing it with a new cat in another spot. Any shop with any balls will tell you they won't touch your car.zx3foci2000 said:how hard and long is it to install race headers on a 2000 focus?
also, is it possible to install a high flow cat somewhere if i take my car to a muffler shop?
i want to be able to pass inspection
thanks a lot