Thread: ECU chip tuning for m5/m6 785hp (666whp)
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      01-08-2014, 08:53 PM   #34
gmd2003
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Drives: 2014 CP M6 and 2006 VT 525 Z4M
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Quote:
Originally Posted by mr-karim
EuroKar
Did you get a CEL with catless? Will OE tuning keep your warranty?
For sure post pics and videos
Everyone gets an emissions CEL for running catless . No way around it .
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