[grannyknot]

Originally Posted by wdb

You can't use a Z4M exhaust without a TON of rework. So much so that you may as well just by the M car. There is another way to get dual exhaust tips though.

https://www.bimmerworld.com/Exhaust/...-Aero-Kit.html

Whoa, $2,200 for a muffler and what looks like plumbing pipes?
No offence meant wdb, it always just blows me away how much BMW tax is slapped on things.

Ivesy , You could take that picture of the Eisenmann exhaust to your local muffler shop and I'm sure they could put something together that would be very similar for a lot less $