Genuine VW/Audi Coolant Vent Line 997 Made from high-carbon steel with

Made from high-carbon steel with a protective coating

Part Number Denso 4770860 OEM Cross-Refs 1J0820413N

OE Equivalent: Meets original equipment specifications for direct replacement

It ensures reliable ignition by delivering high voltage to the spark plugs

This kit provides all necessary seals for a complete bottom end reseal

Genuine VW/Audi Coolant Vent Line 997 Made from high-carbon steel withGenuine VW Audi coolant vent line (water hose) provides a direct OEM replacement for the original coolant system component. Manufactured to factory specifications, it ensures proper coolant circulation and prevents leaks. Technical Specifications Part Number 4G0121081AE Alternate Part Number 4G0121081AL About Genuine VW Audi Genuine VW Audi parts are manufactured to OEM standards, ensuring reliable fit and performance.