[B18GSR]

...isnt that a "test pipe"...its just a straight through pipe with bung for o2 sensor right? cuz im gonna put on a test pipe as well when i do my exhaust and ive been told that with OBDII that it will throw a code....on my 94 accord it ddnt but im sure that was OBDI ecu. I know they sell dummy o2 sensors or a rsesitor for the o2 sensor..im actaully having a issue now w/ my car throwing the same 2 codes....one that has to do with vacuum and the other emissions..im thik clogged cat or bad o2 sensor...oops sorry for high jackin the thread...let us know how it utrns out and if it throws a code