View Single Post
      01-22-2013, 07:36 PM   #28

Drives: 335i M-Sport
Join Date: Jan 2012
Location: NY

Posts: 569
iTrader: (3)

can you just weld a hi flow cat on your midpipe and move the 2nd o2 sensor back to that cat?,

the other method, would securing the o2 work? I need an inspection in a week. I need to find anyway possible to get this to work!