Description

High-quality vent hose (06L121081K) designed for Audi engine cooling systems, responsible for circulating coolant between the expansion tank and the cooling circuit. This hose plays a key role in maintaining proper coolant flow and pressure balance within the system.

Manufactured to OEM specifications, it ensures precise fitment and long-lasting durability under high temperature and pressure conditions. Commonly used in Audi 2.0L engines, this hose supports efficient heat dissipation and prevents coolant leaks, helping maintain optimal engine performance.

Ideal for replacement of worn, cracked, or leaking hoses, restoring the original cooling system efficiency.

Specifications

• OEM Part Number: 06L121081K
• Product Type: Engine Coolant Vent Hose / Overflow Hose
• Application: Cooling System / Expansion Tank Connection
• Fitment: Audi A4, A5, A6, Q5 (2.0L engines, select models)
• Position: Front / Rear / Lower (varies by model)
• Material: Heat-resistant reinforced rubber / plastic composite
• Function: Transfers coolant to and from reservoir in closed-loop system
• Temperature Resistance: −40°C to +120°C (approx.)
• Color: Black
• Warranty: As per manufacturer/seller policy