Quote:
Originally Posted by 350matt
pulling the O2 sensor out of the exhaust stream with that right angled adapter seems very odd to me
I wouldn't run that if it was me
any reason why the sensor can't screw in normally?
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It's a mechanical CEL eliminator. Some screw in "normally" and others have right angles and other funky angles depending on application. I have also seen them used for clearance reasons.