Muffler set (sus φ76x4tip)
Part no.: 4101-23411
Application: F34 GT 320i / N20B20B
Discription:

Material: stainless steel（SUS304）
Main pipe: φ60mm
Tail pipe: φ76mm / 4 tip
Contents: rear silencer
Installation: needs to cut the factory exhaust .
Control valve: not available.

Approved: JQR (Meet Japanese standard)

Noise level for reference
(It might be different depending on the condition)
80dB at 3750 rpm