Thread: BBMR Presents the BMW F10 M5 / F12/F13 M6 Catless and High Flow Catted Downpipes !
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      02-01-2017, 01:15 PM   #2
mister2d
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Drives: F10 M5
Join Date: Dec 2013
Location: USA

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Downpipes cause a CEL without any software modifications to the car right?
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