BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) - View Single Post - 135i Turbo Engine (N54 / N55) *General Questions Thread*

oman135 · 11-23-2010, 11:14 AM

which 1 is louder cp-e cat-back or berk street f cat-back? and does it remove the catalytic converter ?

11-23-2010, 11:14 AM	#120
oman135 Major 69 Rep 1,041 Posts Drives: F80 M3 Join Date: Aug 2010 Location: Oman-Muscat iTrader: (0)	which 1 is louder cp-e cat-back or berk street f cat-back? and does it remove the catalytic converter ? __________________ 2016 YMB F80 M3
	Appreciate 0 Quote