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      09-02-2013, 11:39 PM   #24
SpeeDemoN
Second Lieutenant
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Drives: 335i
Join Date: Jun 2013
Location: Toronto

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Quote:
Originally Posted by MattGrantham View Post
If you're afraid of throwing fault codes this is your best friend: http://burgertuning.com/dpfix.html

Installed mine a few months ago in conjunction with JB4 G5 ISO and no codes whatsoever.

EDIT: I should add that I do notice an increased smell on startup, but it's only really noticeable in my humid ass parking garage.
Careful with dpfix. In my research terry from bms recommends only using it when you need to, then removing it and using auto clear on jb4

Apparently it can cause some tuning issues if left installed long term