[first350]

Originally Posted by first350

Not sure if there's more info on using non-foulers, but it seems to work for N55's...this is the only thread I could find, anyone else this?

http://www.1addicts.com/forums/showt...=n55+dp&page=3

Thoughts?



Also, it looks like the OEM DP has 2 cats in it for the N55...the 2nd cat does not seem to be monitored. from pics it looks to be: turbo, primary O2, cat 1, secondary O2, cat 2. If I can find a stock dp, I may just drill out the 2nd cat...thoughts?