Description

Breather Line for Audi (Part No: 4M0121081AQ) is a genuine OEM coolant breather hose designed to regulate air pressure within the engine cooling system. It allows trapped air to escape and ensures smooth coolant circulation, helping maintain optimal engine temperature and preventing overheating.

Manufactured to Audi’s original specifications, this breather line offers precise fitment, high durability, and resistance to heat and pressure. It plays an important role in maintaining cooling system efficiency and overall engine performance.

Compatibility:

• Audi Q7 (4M)
• Audi Q8
• Audi A6 / A7 (C8)
• Suitable for multiple petrol & diesel engine variants