URO 06B103213AK Engine Crankcase Breather Hose - PCV Valve To Hose

Engine Crankcase Breather Hose Overview

This URO engine crankcase breather hose, part number 06B103213AK, restores crankcase ventilation function when the original hose has failed. It is a direct-fit replacement for select Audi applications and is built to handle heat and oil vapor exposure in the crankcase ventilation system.

Key Features

• Molded PA12 construction for consistent routing and fit.
• Two hose connectors and one branch for the specified crankcase ventilation layout.
• Helps restore proper hydrocarbon emission control after hose failure.
• Engineered to resist cracking and splitting from engine heat and oil vapor.
• Fits 2004-2006 Audi A4 and 2004-2005 Audi A4 Quattro, PCV valve to hose.

Detailed Description

The 06B103213AK crankcase breather hose is a replacement hose for the crankcase ventilation circuit, where a damaged hose can disrupt airflow and emission control. Its molded PA12 design supports the original hose routing and connection layout, making it a practical replacement for Audi A4 and Audi A4 Quattro applications listed in the fitment data. This part cross-references 147 54029 066 and URO-008664 for the same application.

URO supplies replacement components for European vehicle systems, and this hose is backed by a 24-month unlimited mileage warranty. If you are replacing a cracked PCV hose on an Audi A4 or Audi A4 Quattro, part number 06B103213AK provides the specified fitment and construction for the job.

What It Is Used For

• Replacing a cracked or split crankcase breather hose.
• Restoring crankcase ventilation flow after hose deterioration.
• Addressing hydrocarbon emission control issues caused by hose failure.
• Correcting vacuum or airflow loss in the PCV hose path.

Installation Notes and Tips

Verify the hose routing and connector count against the removed part before installation. Confirm the application matches the listed PCV valve to hose fitment for your Audi A4 or Audi A4 Quattro. Inspect adjacent ventilation components for heat damage, oil saturation, or brittleness before completing the repair.

Quality Assurance

URO backs this part with a 24-month unlimited mileage warranty. The replacement is built from heat- and oil-vapor-resistant materials and is listed with guaranteed fitment for the applications shown.