MAD BMW S58 4" Fat Boy Single Midpipe M3 M4 G80 G82 G83 m3 stud conversion C-Class• 2015+ C63/C63s AMG

C-Class• 2015+ C63/C63s AMG

Connects directly to the primary catalytic converter

Material: Autoclaved 2×2 pre-preg carbon fiber with uv inhibiting clear lacquer coating

Reinforced inner lip for better durability and protection against impacts from track berms

2015-2018 F26 X4 M40i

MAD BMW S58 4" Fat Boy Single Midpipe M3 M4 G80 G82 G83 m3 stud conversion C-Class• 2015+ C63/C63s AMGG8X M3 M4 4" FATBOY Midpipe Flow Is Everything Flow is everything and the new MAD 4" FATBOY Midpipe delivers exactly that. Designed specifically for the G8X M3 M4 platform, this midpipe is built to maximize performance and sound without compromise. Featuring a full length single 4" center section and a minimum pipe diameter of 3" throughout, the FATBOY Midpipe is all about maintaining optimal exhaust flow from front to back. Expect a deeper, more