New MAD Product Release- MAD BMW S55 3.5" FAT BOY DOWNPIPES M2C M3 M4

[Info@mad-us.com]

Originally Posted by KGriess

Any idea how these sound with valvetronic equal length exhaust? Looking to get downpipes but unsure what to get with my exhaust setup

Our fatboy downpipes are the best sounding catless downpipes out there in my opinion. If you want something a little quieter and less aggressive I would go for the 200 cell downpipes

[JohnM4]

I still have the fatboy installed with stock Midpipe and axle back and It still sounds amazing.