Vacuum Pump Diaphragm — BMW N55 / N63 / N63N / S63N | OEM 11667575325 / 11668605976
Stop Vacuum Pump Oil Leaks and Restore Brake Assist on Your BMW — Direct Replacement Diaphragm.
A failed vacuum pump diaphragm on BMW N55, N63, N63N, and S63N engines causes oil seepage from the pump and reduced brake servo vacuum. This direct replacement diaphragm restores correct pump sealing and vacuum output.
Compatible Vacuum Pumps
- 11667575325 (N55)
- 11668605976 (N63/N63N/S63N)
Vehicle Compatibility
BMW models with N55, N63, N63N, and S63N engines — 335i, 435i, 535i, X3/X4/X5/X6 35i; 550i, 650i, 750i, X5/X6 50i; M5 F10, M6 F12/F13
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings