Originally Posted by SamE30e
I don't know if they do conditional passes anymore. Put a stock BMW exhaust on it and then re-test it.
Also, did you get my e-mail?
They do, I don't know if every shop is different but the one I went to (midas) said if they diagnose that the repairs are over $450 and you refuse, they will give you a conditional.
Update: narrowed it down to cap and rotor, or ecu....