640i

Version with EURO 3 or EURO 4 catalytic converter (100/200 cpsi)
Downpipe BMW G32 B58
640i
2017-
335 bhp
Pipe diameter - 80 mm
The diameter of the pipe at the connection with the central section - 80 mm

Downpipe fits version originally equipped with catalytic converter with EURO 6 standard.
BMW G32 640i B58 B30 (OPF)
3,0L
2017-
340 bhp
Pipe diameter - 76 mm

The downpipe fits the version originally equipped with a EURO 6 catalytic converter.
Downpipe BMW G32 B58
640i
2017-
335 bhp
Pipe diameter - 80 mm
The diameter of the pipe at the connection with the central section - 80 mm