URO URO-013357 Crankcase Breather Hose

The URO URO-013357 is a high-quality crankcase breather hose designed as a direct replacement for OEM part number 06A103221AA. This essential emission system component helps regulate crankcase gases and maintain proper engine ventilation in Audi vehicles equipped with AMU engine designation.

Key Features:

• Constructed from durable black rubber material that resists cracking and splitting from engine heat and oil vapor exposure
• 3-way breather hose configuration that mounts on top of the valve cover
• Manufactured in ISO 9000 certified facilities ensuring consistent quality standards
• Extensively tested for flow rates, chemical resistance, and material composition to match OE performance
• Provides an affordable alternative to expensive dealer parts without sacrificing quality

The crankcase breather hose is a critical component of the positive crankcase ventilation (PCV) system. A failed or deteriorating breather hose can lead to insufficient airflow, difficulty removing the oil cap, and potential engine damage over time. Replacing this hose restores proper crankcase breather functionality and ensures effective control of hydrocarbon emissions.

Replaces OEM Part Number: 06A103221AA, 06A-103-221-AA, 06A 103 221 AA