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      11-04-2010, 12:54 PM   #43
thez99
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Drives: 2017 Audi A4
Join Date: Nov 2009
Location: Arden, NC

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2013 BMW 135i  [0.00]
Quote:
Originally Posted by ar design View Post
Around 7-10hp.



It really depends on the car and software. Some have no issues, some require a DP FIX. Bmw has made the software MUCH more sensitive.
Would be interested in some concrete info here on that cuz this pretty much stands in my way of getting these in the future. I dont wanna mess with anything in the ECU box for sure. Catted downpipes, shouldnt be an issue? Anyway to tell what software would set off a CEL?
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