Muffler (sus φ90x2tip)
Part no.: 4101-23016
Application: F30,F31 320i / N20B20B
                      F32,420i / N20B20B
                      F36,420i GranCoupe / N20B20B Discription:

Material: stainless steel（SUS304）
Main pipe: φ60mm
Tail pipe: φ90mm / 2 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