Quote:
Originally Posted by CombatNinja
Anyone know if the catted aftermarket downpipes on the market will trigger the same cat efficiency codes? Not sure if I have ever read a review of one...
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Answer from an E-Mail to AR Design:
Re: DP for N55 catted
Depends on the car... With the new BMW firmware there is no way to guarantee no way to throw a CEL.
Sometimes the car sees the flow between the o2's as to much causing the CEL to turn on.
Burger should have a DP fix available soon though!
Quote:
Originally Posted by BMW_Belgier
Hi
Does your catted dp for the N55 throw a CEL?
THX for your reply
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