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 - FS:135i Custom Exhaust / Donwpipes / BMS Intakes / Cowl filter Housing and filter..

spxxx · 05-29-2018, 01:46 AM

Does the Exhaust delete secondary cats?

05-29-2018, 01:46 AM	#3
spxxx Boost 1354 Rep 3,693 Posts Drives: 135i M-Sport Join Date: Feb 2014 Location: Valley of Silicon, CA - United States iTrader: (9)	Does the Exhaust delete secondary cats? __________________ F80 M3 TrackBoi, Z4MC GarageBoi, 1M Clone StreetBoi
	Appreciate 0 Quote