HomeEngine > Cylinder Block ComponentsGenuine 11151705272 Engine Oil Separator
Part #: 11151705272

Genuine 11151705272 Engine Oil Separator

⚙️ 11 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 540i, 740i, and 740iL
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Genuine Engine Oil Separator for BMW 540i and 740i Models

The Genuine Engine Oil Separator with part number 11151705272 is designed specifically for select BMW vehicles, including the 540i, 740i, and 740iL models. This component plays a critical role in maintaining engine performance by effectively separating oil from crankcase gases.

  • Compatible with BMW 540i, 740i, and 740iL models
  • Part number 11151705272 ensures exact OEM fitment
  • Engine oil separator designed for cylinder block components
  • Helps reduce oil consumption and emissions
  • Durable construction for reliable engine operation

Detailed Product Description

This Genuine engine oil separator is an essential component within the cylinder block assembly, engineered to separate oil from the blow-by gases produced during combustion. By doing so, it prevents oil from entering the intake system, which can lead to decreased engine efficiency and increased emissions. The part number 11151705272 corresponds to a precise fit for BMW 540i, 740i, and 740iL models, ensuring proper integration with the engine’s existing systems. Its design supports the engine’s ventilation system, contributing to cleaner combustion and improved overall engine health.

Common Applications and Problem Resolution

  • Prevents excessive oil consumption caused by blow-by gases
  • Reduces engine smoke and emissions related to oil vapor
  • Helps maintain optimal engine vacuum pressure
  • Minimizes contamination of the intake manifold and throttle body
  • Supports engine longevity by reducing sludge buildup

Installation Notes and Tips

  • Ensure compatibility with BMW 540i, 740i, and 740iL before installation
  • Replace any worn or damaged gaskets during installation to prevent leaks
  • Follow manufacturer torque specifications for mounting bolts
  • Inspect related PCV system components for wear or damage
  • Professional installation is recommended to maintain engine integrity

Quality Assurance and Warranty Information

The Genuine engine oil separator 11151705272 is manufactured to meet OEM standards for fit, form, and function. This part undergoes rigorous quality control to ensure durability and reliable performance in BMW 540i, 740i, and 740iL engines. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
2003BMW540iN/A
2002BMW540iN/A
2001BMW540iN/A
2001BMW740iN/A
2001BMW740iLN/A
2000BMW540iN/A
2000BMW740iN/A
2000BMW740iLN/A
1999BMW540iN/AFrom 9/98
1999BMW740iN/AFrom 9/98
1999BMW740iLN/AFrom 9/98

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.