exhaust problems
 

i need help in findoing how i can lower my Carbon monoxide levels to pass inspection. im running a stock exhaust. what can i do to fix it?

Try getting a new cat.

is your airpump working correctly?

The above 2 posts are the most likely candidates - a dead cat or a non-functioning air pump. In addition, a bad O2 sensor has been known to cause problems.

exhaust
 

thanks for those tips, ill get those checked out tomorrow and see whats going on.