E46Fanatics - View Single Post - Dealing with Headers, Cats, O2 sensors, and Emissions
View Single Post
Old 01-15-2013, 09:11 PM   #2
Registered User
Join Date: May 2011
Location: Richmond, TX
Posts: 674
My Ride: E60 M5
If you weld in some cats after the headers and relocate the post cat sensors to well, after the new cats, why wouldn't it work?

The Mind Is A Terrible Thing.
2006 M5
2005 Impreza WRX
2002 330i
1983 944
FastHackem is offline   Reply With Quote