HomeEmission Control > Crankcase Ventilation SystemGenuine 94810721503 Engine Crankcase Breather Hose
Part #: 94810721503

Genuine 94810721503 Engine Crankcase Breather Hose

⚙️ 4 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, Cayenne
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Overview of Genuine Engine Crankcase Breather Hose

The Genuine Engine Crankcase Breather Hose, part number 94810721503, is designed specifically for Porsche Cayenne models. This component plays a critical role in the vehicle's emission control system by managing crankcase ventilation effectively.

  • Compatible with Porsche Cayenne models
  • Part number 94810721503 ensures exact fitment
  • Engine crankcase breather hose for emission control systems
  • Durable construction for reliable performance
  • Maintains proper engine ventilation and reduces emissions

Detailed Product Description

This Genuine crankcase breather hose is engineered to meet the specifications required for Porsche Cayenne vehicles. It is part of the emission control system, specifically the crankcase ventilation system, which helps to regulate and redirect gases from the engine crankcase back into the intake manifold. This process reduces harmful emissions and prevents pressure buildup inside the engine. The hose is manufactured to precise standards, ensuring a secure and leak-free connection that supports engine efficiency and longevity.

Purpose and Common Issues Addressed

  • Prevents excessive crankcase pressure buildup
  • Reduces engine oil leaks caused by pressure imbalance
  • Helps maintain optimal engine performance and emissions compliance
  • Minimizes contamination of the intake system with oil vapors
  • Supports proper ventilation to avoid engine damage

Installation Notes and Tips

Installation of the Genuine 94810721503 crankcase breather hose should be performed with care to ensure proper sealing and fitment. It is recommended to inspect the surrounding components for wear or damage during replacement. Use appropriate tools to avoid damaging the hose or connectors. Confirm compatibility with Porsche Cayenne models before installation to ensure correct fitment.

Quality Assurance and Warranty

As a Genuine part, the 94810721503 crankcase breather hose meets OEM standards for quality and durability. This ensures reliable performance within the emission control system of Porsche Cayenne vehicles. Warranty coverage details should be confirmed with the parts provider or manufacturer, as Genuine parts typically come with a limited warranty against defects in material and workmanship.

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006PorscheCayenne4.5LV8N/ANaturally Aspirated; Seperator to Cam Cover
2005PorscheCayenne4.5LV8N/ANaturally Aspirated; Seperator to Cam Cover
2004PorscheCayenne4.5LV8N/ANaturally Aspirated; Seperator to Cam Cover
2003PorscheCayenneN/ANaturally Aspirated; Seperator to Cam Cover

* 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.