Replacement crankcase ventilation (PCV) diaphragm for the engine valve cover on selected For BMW models. This membrane restores correct crankcase breathing and helps prevent oil leaks and rough running caused by a failed PCV valve.

OEM Part Number:
11127645173

Please match this OE number with your original part before ordering. Vehicle list is for guidance only.

Compatible For BMW Models (B58 engines):

• For BMW F20 LCI (09/2015–06/2019) – M140i, M140iX

• For BMW F21 LCI (09/2015–06/2019) – M140i, M140iX

• For BMW F22 (09/2015–06/2017) – M240i, M240iX

• For BMW F22 LCI (09/2016–12/2019) – M240i, M240iX

• For BMW F23 (09/2015–06/2017) – M240i, M240iX

• For BMW F23 LCI (10/2016–12/2019) – M240i, M240iX

• For BMW F30 LCI (10/2014–10/2018) – 340i, 340iX

• For BMW F31 LCI (10/2014–06/2019) – 340i, 340iX

• For BMW F34 GT LCI (09/2015–12/2019) – 340i, 340iX

• For BMW F32 (04/2015–02/2017) – 440i, 440iX

• For BMW F32 LCI (05/2016–12/2019) – 440i, 440iX

• For BMW F33 (03/2015–02/2017) – 440i, 440iX

• For BMW F33 LCI (05/2016–12/2019) – 440i, 440iX

• For BMW F36 Gran Coupé (03/2015–02/2017) – 440i, 440iX

• For BMW F36 Gran Coupé LCI (05/2016–12/2019) – 440i, 440iX

• For BMW G30 (10/2015–06/2019) – 540i, 540iX

• For BMW G31 (03/2016–06/2019) – 540iX

• For BMW G32 GT (09/2016–06/2019) – 640i, 640iX

• For BMW G11 (10/2014–01/2019) – 740i

• For BMW G12 (10/2014–02/2019) – 740i, 740iX, 740Li, 740LiX

• For BMW X3 G01 (10/2016–07/2019) – M40iX

• For BMW X4 G02 (03/2017–07/2019) – M40iX

Compatibility list is for reference only – always confirm by OE number 11127645173.