Quote:
Originally Posted by Miko M
Yes, so far I love it. Might do the primary too 
There is room in between neighbors, I don't think they will complain. Planning to remove cold start at some point, which will make a big difference. |
Miko,
Love it. On the F10 M5 I just gutted the OEM downpipes. Since you have them off do you think it is possible to gut the primary and secondary cats on the F90? I will probably go Eisenmann like you but worth asking to save some money and fit is on point then also.