E46 Fanatics Forum banner
tunes
1-1 of 1 Results
  1. E46 General
    Hi I have a 2004 330i ZHP with catless headers and I'm getting an o2 code for banks 1 and 2. I was wondering what I can do to pass northern Virginia emissions. I have a month left to fix it. please help
1-1 of 1 Results
Top