BMW M3 and BMW M4 Forum - View Single Post - Catless Downpipes and a CEL...What's the Verdict?

Dawko · 08-16-2014, 04:14 AM

Catless will always throw a CEL, you'll need 200 cell catted or even 400 cel catted to avoid it.

08-16-2014, 04:14 AM	#2
Dawko Captain 194 Rep 881 Posts Drives: : Join Date: Jan 2012 Location: BE iTrader: (0) Garage List [0.00]	Catless will always throw a CEL, you'll need 200 cell catted or even 400 cel catted to avoid it.
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