[wako]

does anybody have a list of what will cause your car to fail emissions testing if it's on the car (ie: headers, b/y pipe, etc)?

 

[lambchop11078]

does anybody have a list of what will cause your car to fail emissions testing if it's on the car (ie: headers, b/y pipe, etc)?

It's not the parts, it's a CEL or having the monitors not in a "ready" state that will cause you to fail.