Rein Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine 11157501565

Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine

Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine is a crucial component for maintaining proper crankcase ventilation and engine efficiency. Designed for BMW E31 and E38 models equipped with the M73 5.4L engine, this breather valve helps regulate internal pressure within the intake manifold, preventing excessive oil consumption and ensuring smooth engine operation. Over time, a failing breather valve can cause vacuum leaks, rough idling, and reduced performance. This high-quality replacement restores proper airflow and reliability.

  • Ensures optimal crankcase ventilation for improved engine efficiency
  • Helps prevent vacuum leaks, oil consumption, and performance issues
  • Direct-fit replacement for BMW E31 and E38 M73 5.4L engines
  • Manufactured to meet or exceed OEM specifications for durability
  • Restores smooth engine operation and idle stability
  • Precision-engineered for a secure fit and easy installation
Rein Rein
T#: 38195423 | Part#: 11157501565
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27.75
SALE: $27.75 (7% OFF)
WAS: $29.99 on 06-29-2026

This product was last offered at the strikethrough price on
06-29-2026

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Rein Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine 11157501565
Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine
$27.75

Rein Intake Manifold Breather Valve | BMW E31 E38 M73 5.4L engine is a crucial component for maintaining proper crankcase ventilation and engine efficiency. Designed for BMW E31 and E38 models equipped with the M73 5.4L engine, this breather valve helps regulate internal pressure within the intake manifold, preventing excessive oil consumption and ensuring smooth engine operation. Over time, a failing breather valve can cause vacuum leaks, rough idling, and reduced performance. This high-quality replacement restores proper airflow and reliability.

  • Ensures optimal crankcase ventilation for improved engine efficiency
  • Helps prevent vacuum leaks, oil consumption, and performance issues
  • Direct-fit replacement for BMW E31 and E38 M73 5.4L engines
  • Manufactured to meet or exceed OEM specifications for durability
  • Restores smooth engine operation and idle stability
  • Precision-engineered for a secure fit and easy installation

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Cross Reference
  • 11157501565
  • ABH0343

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Lifetime Replacement

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MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E31 850Ci M73 5.4L Use vehicle selector to confirm fitment
BMW E38 750iL M73 5.4L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.