6Post.com | BMW 6-Series Forum - View Single Post - Any ways to improve the Cabin Sound Experience?

hirkaismyname · 05-01-2021, 03:50 PM

I believe you will throw CEL if you change to catless and/or higher celled (200-300) downpipes -- either way, you'll have to have it coded out. And if you're coding, then might as well get a tune while you're at it (DME/BM/JB4) etc.

05-01-2021, 03:50 PM	#21
hirkaismyname Lieutenant 135 Rep 443 Posts Drives: F06 CP GC Join Date: Aug 2016 Location: SC/FL iTrader: (0)	I believe you will throw CEL if you change to catless and/or higher celled (200-300) downpipes -- either way, you'll have to have it coded out. And if you're coding, then might as well get a tune while you're at it (DME/BM/JB4) etc.
	Appreciate 0 Quote