Part no.：

4101-31611C(carbon)

Application：

G16 840i M-Sport
B58B30C/340ps

Discription：3DDesign diffuser 3108-31621 must be needed to install.

Material: stainless steel（SUS304）
Main pipe: φ70mm X2
Tail pipe: φ95mm / 4tip, carbon
Contents: rear, Joint pipe x2
Installation: needs to cut factory exhaust.
Control valve: available.

Approved：

JQR (Meet Japanese standard)
G16/3108-31621

Noise level for reference

77dB at 3750rpm