Downpipe BMW F32, F33, F36 440i, 440iX B58

High-quality Catless Downpipe for BMW F32, F33, F36 440i, 440iX models with B58 engine.

Our 4.5-inch design minimizes exhaust gas restrictions as much as possible, improving both the sound and the power output of the B58 engine.

Does not fit models with GPF / OPF.

FITS THESE BMW MODELS:

BMW 4 Series: F32, F33, F36 [2016-2020]
440i (240kw / 326hp) – B58
440iX (240kw / 326hp) – B58
440i (265kw / 360hp) – B58 (+MPPSK)
440iX (265kw / 360hp) – B58 (+MPPSK)

Note: If your model is not listed here, look for it under another product. If you cannot find your model anywhere, contact us for assistance.

SPECIFICATION:

• Quality stainless steel (SS304)
• Downpipe diameter: 4.5″ (114mm)
• Flange to turbine diameter: 134mm
• Connection to exhaust (stock): 80mm
• Two sockets for lambda (oxygen) sensors

OEM reference part numbers: 18327643152, 18328631625, 18328684788, 7643152, 8631625, 8684788