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gti exhaust

  1. MK3
    Hi recently new to this forum. needing some help figuring out why my car maybe running rich. the car seems to run great, does have a slight idle issue seem after doing a run into town prob (20min drive) ill sit in a parking lot and it will idle, idles nice, then to me sounds runs a little to...
  2. New Member Introductions
    Hi recently new to this forum. needing some help figuring out why my car maybe running rich. the car seems to run great, does have a slight idle issue seem after doing a run into town prob (20min drive) ill sit in a parking lot and it will idle, idles nice, then to me sounds runs a little to...
  3. MK4
    Hi, I am going to put a new catylitic converter on my 2003 GTI with the 1.8 turbo. Once I put the new one on, and replace the O2 sensors, will the light on the dash go out automatically, or does it need to be reset. If it needs to be reset, does it have to be done at the dealer??
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