Rein BMW Intake Parts for BMW 5 Series E34 (1987-1995)

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One thing drivers and cars have in common is the need for air. Induction systems provide a third of the critical necessities for engines to run, so giving your BMW the best way to breathe is paramount in engine performance. If you need to replace your filter, recharge your reusable pod filter, or upgrade your intake, turbos, or intercooler parts, everything can be found below. We have OEM replacements as well as aftermarket performance upgrades to keep your BMW pristine, powerful, and functioning at peak efficiency.

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Rein Cloth Braided Fuel/Vacuum Hose - Black - 5 Meter
Rein Cloth Braided Fuel/Vacuum Hose - Black - 5 Meter
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T#:378470
Part#: N203531-5
Ships in 2 Business Days
$ 80.05 USD
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$ 80.05 USD
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Replace your cracked or frayed fuel or vacuum lines. 3.5mm ID
Rein Silicone Vacuum Hoses - Blue - 5 Meters (3.5mm ID)
Rein Silicone Vacuum Hoses - Blue - 5 Meters (3.5mm ID)
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T#:379090
Part#: 11731259996-5
In Stock
$ 38.99

This product was last offered at the strikethrough price on
03-17-2026

$ 33.99 USD
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$ 33.99 USD
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This silicone hose has an inner diameter of 3.5mm and outer diameter of 7.5mm, is blue in color, and arrives in a 5 Meter section that can be cut down to size.
Rein Silicone Vacuum Hoses - Black - 5 Meters (3.5mm ID)
Rein Silicone Vacuum Hoses - Black - 5 Meters (3.5mm ID)
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T#:51848535
Part#: 51731257971-5M
In Stock at Vendor
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$ 38.66 USD
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$ 38.66 USD
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This silicone hose has an inner diameter of 3.5mm and outer diameter of 7.5mm, is black in color, and arrives in a 5 Meter section that can be cut down to size.
Rein Cloth Braided Fuel/Vacuum Hose - Black - 1 Meter
Rein Cloth Braided Fuel/Vacuum Hose - Black - 1 Meter
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T#:363139
Part#: N203531-1
In Stock
$ 12.99 USD
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$ 12.99 USD
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Replace your cracked or frayed fuel or vacuum lines. 3.5mm ID
Rein Silicone Vaccum Hose - Black - 65 Feet
Rein Silicone Vaccum Hose - Black - 65 Feet
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T#:378475
Part#: 5173125797120BLK
Ships in 4 Business Days
$ 175.99 USD
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$ 175.99 USD
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Replace your cracked or frayed vacuum lines. 3.5mm
BMW E34 E36 Valve Cover Breather Valve
BMW E34 E36 Valve Cover Breather Valve
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T#:39059257
Part#: 11151703710
Ships in 2 Business Days
$ 5.99 USD
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$ 5.99 USD
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BMW E34 E36 Valve Cover Breather Valve is a crucial component designed to regulate crankcase ventilation and prevent excessive pressure buildup in the engine. Located in the valve cover and secured with an O-ring (11151730724), this breather valve ensures proper airflow, reducing oil contamination and enhancing engine efficiency. It connects directly to the breather hoses (11151730507 & 11151726828), maintaining a sealed system for optimal performance.

  • Regulates crankcase ventilation to prevent excess pressure buildup
  • Helps reduce oil contamination for improved engine efficiency
  • Direct-fit replacement ensures proper sealing and airflow
  • Secured with O-ring (11151730724) for leak-free installation
  • Connects to breather hoses (11151730507 & 11151726828) for proper system function
  • Manufactured from durable materials to withstand heat and oil exposure

Maintain the longevity and performance of your BMW’s engine by replacing a worn or failing breather valve with this high-quality OEM replacement.

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Rein Cloth Braided Fuel/Vacuum Hose - Black - 20 Meter
Rein Cloth Braided Fuel/Vacuum Hose - Black - 20 Meter
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
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T#:378471
Part#: N203531-20
Ships in 4 Business Days
$ 363.52 USD
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$ 363.52 USD
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Replace your cracked or frayed fuel or vacuum lines. 3.5mm ID
Rein Silicone Vacuum Hoses - Blue - 3 Feet
Rein Silicone Vacuum Hoses - Blue - 3 Feet
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2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
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T#:378472
Part#: 11731259996-1
In Stock
$ 6.11 USD
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$ 6.11 USD
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Replace your cracked or frayed vacuum lines. 3.5mm

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