Emissions System for BMW 5 Series E34 (1987-1995)

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Is your BMW throwing emissions related codes? While we're primarily a BMW performance parts house, we understand the importance of maintaining your emissions system to pass inspection in your area and keep your check engine light off. Pick up your emissions related parts from Turner Motorsport.

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BMW Oil Separator Valve | M60 3.0 / 4.0L

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T#:39059261

Part#: 11151747066

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08-31-2026

$ 30.13 USD

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BMW Oil Separator Valve | M60 3.0 / 4.0L is a vital component that ensures proper crankcase ventilation by separating oil vapors from blow-by gases, preventing excessive oil consumption and maintaining engine efficiency. Designed for BMW models equipped with the M60 3.0L and 4.0L engines, this oil separator valve helps reduce carbon buildup and extends the life of essential engine components. For optimal results, it is recommended to replace the valve cover and crankcase ventilation system (CCV) when changing the separator valve.

Effectively separates oil vapors to prevent excessive oil consumption
Helps maintain proper crankcase ventilation for optimal engine performance
Reduces carbon buildup and prolongs engine longevity
Direct-fit replacement for BMW M60 3.0L and 4.0L engines
High-quality materials ensure durability and resistance to engine heat
Recommended to replace valve cover and CCV for complete system maintenance

Ensure the longevity and efficiency of your BMW engine by replacing a worn oil separator valve with this high-quality replacement.

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Crankcase Ventilation Hose

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T#:379684

Part#: 11151730507

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Sale - Save 5% $ 9.99

This product was last offered at the strikethrough price on
08-31-2026

$ 9.45 USD

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From valve cover breather connector to reducer

Rein Crankcase Ventilation Hose - E34, E36

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T#:379698

Part#: 11151726828

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Sale - Save 5% $ 9.17

This product was last offered at the strikethrough price on
08-31-2026

$ 8.71 USD

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This product was last offered at the strikethrough price on
08-31-2026

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Connected to valve cover connector

Condor Speed Shop M20 Coolant block off plate - E30 E28 E34 E21 E12 ...

T#:577861

Part#: M20BLK

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$ 39.99 USD

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Condor Speed Shop use's these in all of their spec cars to simplify the cooling system. These plates bolt to the back of the M20 head allowing you to delete the heater hose connection. Kit includes: 1 Block Off Plate 1 Gasket 1 Hose Block Off 2 Bolts 2 Washers This item fits: M20B20 1977–1981 E12 520/6 1979–1983 E21 320/6 1982–1984 E28 520 1982–1988 E28 520i 1983–1992 E30 320i 1988–1990 E34 520i M20B23 1977–1982 E21 323i 1982–1985 E30 323i M20B25 1986–1993 E30 325i, 325iS, 325iC and 325iX 1989–1990 E34 525i 1988–1991 Z1 M20B27 1982–1988 E30 325/325e/325es 1982–1988 E28 525e (or 528e in the US)

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Kayser Oil Separator O-Ring - E31, E32, E34, E38, E39

T#:1195920

Part#: 11151747978

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$ 5.99

This product was last offered at the strikethrough price on
05-07-2026

$ 4.99 USD

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$ 4.99 USD

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Seals the vent pipe to the oil separator

Valve Cover Vent Hose - E30 325e 325i E28 528e E34 525i

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T#:6692

Part#: 11151708801

In Stock

Sale - Save 49% $ 18.99

This product was last offered at the strikethrough price on
06-04-2026

$ 9.66 USD

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This is the engine PCV vent hose that connects to the valve cover. A cracked hose can lead to rough idle and poor running. Replace your dry or cracked hose today.1987-1991 E30 BMW 318i 318is 318ic 325e 325es 325i 325ic 325is 325ix M3
12/1986-1988 E28 BMW 524td 528e 533i 535i 535is M5
1989-1990 E34 BMW 525i

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Rein Crankcase Vent Hose - E34

For vehicles with a production date from 09/1990

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T#:379791

Part#: 11151735150

Back Ordered

Sale - Save 5% $ 5.23

This product was last offered at the strikethrough price on
08-31-2026

$ 4.97 USD

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Sale - Save 5%

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Part of the PCV system

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Emissions System for BMW 5 Series E34 (1987-1995)

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BMW Oil Separator Valve | M60 3.0 / 4.0L

Crankcase Ventilation Hose

Rein Crankcase Ventilation Hose - E34, E36

Condor Speed Shop M20 Coolant block off plate - E30 E28 E34 E21 E12 ...

Kayser Oil Separator O-Ring - E31, E32, E34, E38, E39

Valve Cover Vent Hose - E30 325e 325i E28 528e E34 525i

Rein Crankcase Vent Hose - E34

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