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Cat Elimination Question

This is a discussion on Cat Elimination Question within the General Help forums, part of the LSx Technical Help Section category; Hey guys just had the pipe break off of the bnk1 cat on my 04 goat Was going to stick ...

  1. #1
    Junior Member
    Join Date
    Mar 2007
    homer glen il

    1998 bmw z3

    Cat Elimination Question

    Hey guys just had the pipe break off of the bnk1 cat on my 04 goat Was going to stick some jba mid pipes on but this is my daily driver and it needs to pass illinois emissions Have any of you taken your car and passed after having the rear o2s tuned out. When you check to see if your Cat and o2 monitors have run what does it say N/a or READY. thks

  2. #2
    Join Date
    Sep 2010
    2000 Trans Am

    I have made it successfully in Illinois before. They don't do visuals and require all obd systems tests to done but 3. Pretty simple if you can tune yourself. I had long tubes and true duals.

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