MAD BMW S58 4" Fat Boy Single Midpipe M3 M4 G80 G82 Good GO 2020-2025 BMW X6 (G06)

2020-2025 BMW X6 (G06)

1226cc @ 72

Lifetime warranty included

offering flexibility for future tuning

black wheel studs

MAD BMW S58 4" Fat Boy Single Midpipe M3 M4 G80 G82 Good GO 2020-2025 BMW X6 (G06)G8X 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