VNE 4008570 Engine Crankcase Breather Connector

Engine Crankcase Breather Connector for OE Applications

VNE 4008570 is an engine crankcase breather connector for emission control and crankcase ventilation service. Built as an OE supplier part, it matches applications that use OE No. 06A103247 and supports proper crankcase ventilation routing on select Audi and Volkswagen models.

• Engine crankcase breather connector for crankcase ventilation system service
• OE supplier part for direct-fit replacement needs
• Application match for vehicles using OE No. 06A103247
• Cross-reference: URO 06A103247 for the same application
• Part number: 4008570

Detailed Application Coverage

This breather connector is used in emission control and crankcase ventilation repairs where the original connector has cracked, loosened, or no longer seals correctly. It is listed for 2000-2006 Audi TT, 2000-2006 Audi TT Quattro, 1997-2005 Audi A4, 1997-2005 Audi A4 Quattro, 1999-2005 Volkswagen Beetle, 2000-2005 Volkswagen Jetta, 1998-2005 Volkswagen Passat, and 2000-2002 Volkswagen Golf with OE No. 06A103247. VNE 4008570 is a practical replacement when servicing Audi A4, Audi TT, and Volkswagen crankcase ventilation connections that rely on this OE-style interface.

Common Problems This Part Addresses

• Cracked or brittle crankcase breather connector
• Vacuum leaks at the crankcase ventilation connection
• Oil vapor seepage around the breather fitting
• Rough idle or drivability issues tied to ventilation leaks
• Check engine concerns related to crankcase ventilation faults

Installation Notes and Tips

Confirm the OE number on the original connector before ordering. Inspect the surrounding crankcase ventilation hoses, seals, and adjoining fittings for wear or damage during replacement. Make sure the connector seats fully and the routing matches the factory layout for the specific Audi or Volkswagen application.

Quality Assurance

VNE identifies this part as an OE supplier component, indicating it is built to meet original-equipment application requirements for the listed vehicles. Part number 4008570 is cataloged for direct OE-number matching on supported Audi and Volkswagen models.