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02 sensors

  1. 4.6L Talk
    I took off my cats and i herd if i tune the car and remove the rear o2 sensors i can pass emmisions. im just curius if this is true or not...i live in ct
  2. 4.6L Tech
    i just installed o/r h pipe, would putting new o2 sensors help at all or should i just keep it stock?
  3. 2005-2010 Mustang GT Tech
    Please help. I recentely put JBA longtube headers and a o/r h-pipe on my 2006 gt(with sct tuner). Of course the sensors wouldn't reach so the check engine light is on. So i got extensions for the sensors on the headers. I already had a sct tuner so american muscle sent me a tune that should have...
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