Thread: M Performance Exhaust Impact on Performance
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      02-05-2013, 08:18 AM   #26
spideypm
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Drives: 2013' 335i M Sport
Join Date: Oct 2012
Location: Taiwan

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Quote:
Originally Posted by Balzz View Post
Exhaust on the way...just waiting to see if the highflow downpipe error issues can be resolved...
I have both the GT HFC downpipe and performance exhaust. No CEL issue for me.
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