Muffler(sus φ90x2tip)
Part no.: 4101-22213
Application: F22 220i / N20B20B
Discription:

Material: stainless steel（SUS304）
Main pipe: φ60mm
Tail pipe: φ90mm / 2 tip
Contents: rear silencer, Installation: needs to cut factory exhaust .
Control valve: not available.

Approved: JQR (Meet Japanese standard)

Noise level for reference
(It might be different depending on the condition)
77dB at 3750 rpm

*the diffuser in the picture is 3108-22211