Another 3.5" system we offer the BMW is the system for E8X N54 and N55. This system fits stock or aftermarket downpipes with the factory split connection. From there it is 3.5" all the way back to dual 3.5" tips.
Stock Downpipe:
Non Catted:
Cold Start Non Catted:
More details:
http://www.blackmarketracing.net/st...-bmw-135i-catback-exhaust-system-n54-n55.html
Stock Downpipe:
Non Catted:
Cold Start Non Catted:
More details:
http://www.blackmarketracing.net/st...-bmw-135i-catback-exhaust-system-n54-n55.html