HomeEmission Control > Crankcase Ventilation SystemGenuine 99610717550 Engine Crankcase Breather Hose
Part #: 99610717550

Genuine 99610717550 Engine Crankcase Breather Hose

⚙️ 34 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, Cayman, 911, and Boxster
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Overview of Genuine Engine Crankcase Breather Hose

The Genuine Engine Crankcase Breather Hose 99610717550 is designed specifically for Porsche vehicles, including the 911, Boxster, and Cayman models. This component plays a critical role in the crankcase ventilation system, ensuring proper engine performance and emission control.

  • Compatible with Porsche 911, Boxster, and Cayman models
  • Part number 99610717550 for precise identification
  • Essential component of the crankcase ventilation system
  • Durable construction to withstand engine conditions
  • Helps maintain optimal engine pressure and reduce emissions

Detailed Product Description

This Genuine Engine Crankcase Breather Hose (part number 99610717550) is engineered to meet the exact specifications required by Porsche for their 911, Boxster, and Cayman models. It serves as a vital link in the emission control system by allowing gases from the engine crankcase to be vented properly. This prevents pressure buildup inside the engine, which can lead to oil leaks or reduced engine efficiency. The hose is manufactured to endure high temperatures and exposure to engine oils, ensuring long-lasting performance and reliability.

Function and Common Issues Addressed

  • Prevents excessive crankcase pressure that can cause oil leaks
  • Reduces harmful emissions by routing gases back into the intake system
  • Helps maintain engine efficiency and performance
  • Mitigates potential engine damage from improper ventilation
  • Addresses issues related to rough idling or check engine light due to ventilation faults

Installation Notes and Tips

  • Ensure compatibility with Porsche 911, Boxster, or Cayman before installation
  • Inspect surrounding components for wear or damage during replacement
  • Use proper tools to avoid damaging hose connections
  • Verify secure fit to prevent vacuum leaks
  • Consult vehicle service manual for torque specifications and routing

Quality Assurance and Warranty

The Genuine brand ensures that part number 99610717550 meets OEM standards for fit, form, and function. This engine crankcase breather hose is manufactured under strict quality controls to provide reliable service life. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in materials and workmanship, supporting confidence in your purchase.

This part fits 34 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2009PorscheCayman3.4LH6N/AReturn Hose; Seperator to Engine
2009PorscheCayman2.9LH6N/AReturn Hose; Seperator to Engine
2008Porsche911N/AReturn Hose; Seperator to Engine
2008Porsche9113.6LH6N/AReturn Hose; Seperator to Engine
2008Porsche9113.8LH6N/AReturn Hose; Seperator to Engine
2008Porsche911Targa 43.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2008Porsche911Carrera3.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2008Porsche911Carrera 43.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2008PorscheBoxsterN/AReturn Hose; Seperator to Engine
2008PorscheCayman3.4LH6N/AReturn Hose; Seperator to Engine
2008PorscheCayman2.7LH6N/AReturn Hose; Seperator to Engine
2007Porsche911N/AReturn Hose; Seperator to Engine
2007Porsche9113.6LH6N/AReturn Hose; Seperator to Engine
2007Porsche9113.8LH6N/AReturn Hose; Seperator to Engine
2007Porsche911Targa 43.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2007Porsche911Carrera3.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2007Porsche911Carrera 43.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2007PorscheBoxsterN/AReturn Hose; Seperator to Engine
2007PorscheCayman3.4LH6N/AReturn Hose; Seperator to Engine
2007PorscheCayman2.7LH6N/AReturn Hose; Seperator to Engine
2006Porsche911N/AReturn Hose; Seperator to Engine
2006Porsche9113.8LH6N/AReturn Hose; Seperator to Engine
2006Porsche9113.6LH6N/AReturn Hose; Seperator to Engine
2006PorscheBoxsterN/AReturn Hose; Seperator to Engine
2006PorscheCaymanN/AReturn Hose; Seperator to Engine
2005Porsche911N/AReturn Hose; Seperator to Engine
2005Porsche9113.6LH6N/AReturn Hose; Seperator to Engine
2005Porsche9113.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2005PorscheBoxsterN/AReturn Hose; Seperator to Engine
2004Porsche9113.6LH6N/ANaturally Aspirated; Return Hose; Seperator to Engine
2004Porsche911Carrera3.6LH6N/AReturn Hose; Seperator to Engine
2004Porsche911Carrera 4S3.6LH6N/AReturn Hose; Seperator to Engine
2003Porsche9113.6LH6N/AReturn Hose; Seperator to Engine
2002Porsche9113.6LH6N/AReturn Hose; Seperator to Engine

* 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.