CCV Oil Separator System for BMW Z3 (1996-2002)

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BMWs oil separator and crankcase ventilation system is excellent at what it does when properly maintained. Always inspect any visible hoses when you are under the hood and follow the manufacturers replacement schedule.
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Febi "Cold Climate" Crankcase Pressure Regulator Valve - E39, E46, E53, E60, E83, Z3, Z4
Febi "Cold Climate" Crankcase Pressure Regulator Valve - E3...
Superior performance for both warm and cold climates
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Febi - Corporate Logo
T#:381796
Part#: 11617533400
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$ 56.99 USD
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$ 56.99 USD
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Commonly referred to as the "oil separator" or PCV
Crankcase Pressure Regulator Valve
Crankcase Pressure Regulator Valve
For vehicles with production date up to 09/1998
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Rein - Corporate Logo
T#:594300
Part#: 11151703484
Ships Jul 15, 2025
$ 48.99 USD
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$ 48.99 USD
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BMW has an issue with oil separators freezing in cold weather if the engine is not fully warmed up during driving. Common symptoms are a howling noise followed by oil leaks.
Crankcase Oil Separator Valve - E46 E39 E60 X3 X5 Z3 Z4
Crankcase Oil Separator Valve - E46 E39 E60 X3 X5 Z3 Z4
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Febi - Corporate Logo
T#:2855
Part#: 11617501566
Special Order: No Guaranteed ETA
$ 43.99 USD
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$ 43.99 USD
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This Crankcase Oil Separator Valve fits BMWs with the M52tu or M54 6 cylinder engine including E46 323i 325i 328i 330i E39 525i 528i 530i E60 525i 530i X3 2.5i 3.0i X5 3.0i Z3 2.5 2.8 3.0i Z4 2.5i 3.0i. It is fairly common for this valve to become plugged with sludge which can create rough idle and excessive oil consumption.
Since the late 1800’s Febi has been fabricating replacement metal parts. This history is self evident in the quality and vast amount of applications they service. With more than 34,000 repair solutions for cars and commercial vehicles you can be sure Febi has you covered.

This item fits the following BMWs:
1999-2005 E46 BMW 323i 323ci 328i 328ci 330i 330ci 330xi
1999-2005 E46 BMW 325i 325ci 325xi - only with M54 engine
1999-2003 E39 BMW 525i 528i 530i
2004-2005 E60 BMW 525i 525xi 530i 530xi
2004-2006 E83 BMW X3 2.5i X3 3.0i
2000-2006 E53 BMW X5 3.0i
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8i Z3 3.0i
2003-2006 E85 BMW Z4 2.5i Z4 3.0i
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Febi Breather Valve for crankcase, with additional parts - M52, M54
Febi Breather Valve for crankcase, with additional parts - M52, M54 ...
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Febi - Corporate Logo
T#:38385334
Part#: 11157532629S1
In Stock
New Item
$ 212.99 USD
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$ 212.99 USD
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Kit comes with, Pressure Regulating Valve (11617533400), Upper Return Hose (11617504536), Lower Breather Hose (11157532629), Breather hose to Valve cover (11617533398), and Connecting Line (11617533399).
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BMW E46 Crankcase Pressure Regulator Valve | S54 3.2L Engine
BMW E46 Crankcase Pressure Regulator Valve | S54 3.2L Engine ...
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Rein - Corporate Logo
T#:39059262
Part#: 11157840446
Ships Jul 22, 2025
New Item
$ 30.99 USD
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$ 30.99 USD
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BMW E46 Crankcase Pressure Regulator Valve | S54 3.2L Engine is a crucial component that ensures proper crankcase ventilation by regulating oil vapor flow into the intake manifold, preventing excessive oil consumption and buildup. Designed specifically for BMW E46 models with the S54 3.2L engine, this valve helps maintain engine efficiency and performance. BMW engines are known to experience oil separator freezing in cold weather if not fully warmed up, which can lead to howling noises and oil leaks. To ensure a thorough repair, replacing the valve cover gasket when changing the separator is highly recommended.

  • Regulates crankcase pressure to prevent excessive oil consumption
  • Helps maintain proper engine ventilation for peak performance
  • Reduces the risk of oil separator freezing and associated leaks
  • Direct-fit replacement for BMW E46 models with S54 3.2L engine
  • High-quality materials ensure durability and long-lasting performance
  • Recommended to replace the valve cover gasket for a complete repair

Protect your BMW's engine from excessive oil consumption and leaks by replacing a failing crankcase pressure regulator valve with this premium-quality replacement.

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