Does anyone produce an axle back similar to something like this?
http://www.ebay.com/itm/Berk-Axle-Ba...034a6f&vxp=mtr
A nice clean, no muffler straight pipe set up for the e9x m3? Had that pipe on my 135 and loved the look and the sound. I would imagine this style of set up (duals obviously) would also have a wicked sound for the m