Genuine OEM Audi Coolant Breather Line Cooler, part number 4S0121081N. This specialized component is designed to cool gases within the coolant breather line, which is crucial for maintaining proper system pressure and preventing issues. It integrates into the cooling system, often located near the main radiators. The cooler weighs 0.1012 kg and has an overall length of 0.62 meters. Choosing a genuine OEM cooler ensures precise thermal performance, correct material compatibility with coolant, and exact fitment for reliable operation and optimal engine cooling system integrity.

Catalogue entry: LINE right.