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Number 19 marks the part’s position in this exploded view (Audi A6 2.0 (2018-)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Coolant Hose with Coupling, part number 4K2122109J. This hose transports coolant within the engine cooling system, featuring an integrated coupling for secure and leak-free connection. It connects to the radiator. Weighing approximately 0.13 kg, this hose is designed to withstand the high temperatures and pressures of the cooling system. Using a genuine OEM hose ensures correct routing, material integrity, and the reliability of the coupling, critical for preventing coolant leaks and maintaining engine health.
Catalogue entry: HOSE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 34.5 × 10 × 5 cm
- Shipping weight
- 0.13 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
