Vaico V10-4649 Engine Crankcase Breather Hose

Engine Crankcase Breather Hose for OE-Style Repair

The Vaico V10-4649 engine crankcase breather hose is a direct-fit emission control component for crankcase ventilation service. Built to match the listed dimensions and OE-style application requirements, it supports proper vapor routing in the crankcase ventilation system on select Audi A4, Audi A4 Quattro, and Volkswagen Passat models.

VAICO product line parts are developed for vehicle-specific replacement needs, with attention to fit, form, and application matching for European platforms. This breather hose is sized at 181 mm in length, 129 mm in width, and 32 mm in height, with a lightweight 0.066 kg construction for straightforward replacement work.

Key Features

• Engine crankcase breather hose for emission control service
• OE-style replacement for crankcase ventilation system repair
• Length: 181 mm
• Width: 129 mm
• Height: 32 mm
• Lightweight design at 0.066 kg
• VAICO part number V10-4649

Detailed Description

Vaico V10-4649 is an engine crankcase breather hose used in the crankcase ventilation system to route vapors through the correct OE-style path. It is listed for 2003-2006 Audi A4, 2003-2004 Audi A4 Quattro, 2005 Audi A4, 2005 Audi A4 Quattro, and 2003-2005 Volkswagen Passat applications with oil filter bracket notes. For buyers searching for a crankcase breather hose for Audi A4 1.8T or 2.0T-era service work, this part number provides a focused replacement option. The part number V10-4649 is also useful when cross-checking catalog listings and service records.

This part cross-references OE numbers 06B 103 224 B and 06B 103 224 C for the same application.

What It Helps Address

• Cracked or leaking crankcase breather hose connections
• Unstable crankcase ventilation routing
• Oil vapor escape from damaged ventilation plumbing
• Fitment issues during OE-style emission control repair
• Replacement needs for Audi A4, Audi A4 Quattro, and Volkswagen Passat crankcase service

Installation Notes and Tips

Confirm the vehicle’s model year, engine layout, and oil filter bracket configuration before installation. Match the existing hose routing and compare the OE reference numbers and dimensions to the removed part. For best results, inspect adjoining ventilation components for wear, oil saturation, or cracking before completing the repair. This part is listed for N/A position applications and should be installed according to the vehicle’s factory routing.

Quality Assurance

VAICO parts are cataloged as OE-style replacement components for European vehicle applications. The V10-4649 is specified with application-based fitment data and dimensional details to support accurate selection for the listed Audi and Volkswagen models.