Muffler(sus φ90x4tip)
Part no.: 4101-22611
Application: F26 X4 35i / N55B30
Discription:

Material: stainless steel（SUS304）
Main pipe: φ70mm
Tail pipe: φ90mm / 4 tip
Contents: rear silencer, Installation: needs to cut factory exhaust .
Control valve: not available.

Approved: JQR (Meet Japanese standard)

Noise level for reference
87dB at 4350 rpm

*the diffuser in the picture is 3108-22621