if it is a direct fit you will need new nuts and bolts and gaskets. Pretty simple if you own a car hoist. bolt it out and back in .
No, that will not work. A restricted catalytic converter will need replaced.
There's no possible way to pass inspection with a bad catalytic converter, if if you find out you have a bad catalytic converter during your inspection you have a chance after you after you have replaced the catalytic converter and the inspection no no charge/free!!
If it came from the factory with a catalytic converter then it must have one
they are usually bolted on in the front of the converter.
The catalytic converter is a sealed unit and must be replaced completely. A good mechanic or a shop that specializes in exhaust systems can do the job. If the entire exhaust pipe doesn't need replacing, the converter itself can be cut out of the existing exhaust pipe and a new one fitted in.
Catback is shortened slang for "everything back from the catalytic converter". It is a bolt on exhaust which connects to the rear of the pipe holding the catalytic converter, and ends with the muffler and exhaust tip. In short, you need a cat to have a catback.
A catalytic converter could need replacing for a couple of reasons. If your municipality require emissions testing a defective converter could be the source of fail emissions problem but the most common reason that a converter is replace is plugging off the exhaust system lowering the performance of the engine. If your car appears to run properly but lacks power a clogged catalytic converter could be the source of the problem. One of the quickest ways to verify this is an intake manifold vacuum check. If the vacuum reading is low and steady this is an indication of a plugged converter.
First off it is illegal to remove a converter without replacing it with a new one. This is a job best left to a muffler shop if you need a new converter.
To pass emissions you do.
If it came from the factory with a converter then it needs a converter.
It really depends on the kind of auto repair you need they can cost anywhere from $75.85 to remove an alarm to $1,001.74 for replacing a catalytic converter.
Yes, legally and for the computer to function correctly you will need a catalytic converter.