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open headers

  1. Will a tuner program out the downstream O2 sensor?

    5.9L V8 Specific Topics
    I have a 2001 Dodge Ram Sport 5.9L Magnum. I want to run open headers this summer. I will use open headers and have a downturn pipe at the end of both headers. Yes its going to be loud, that is my absolute goal is the loudest possible. I live in a borderline rural/semi-suburban area where...
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