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Number 8 marks the part’s position in this exploded view (Audi A8L (2017-2022)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Heater Coolant Hose, part number 4N0819334AA. This hose is responsible for circulating heated coolant to the vehicle's heater core, enabling the cabin heating system to function effectively. It is an integral component of the HVAC system's coolant circuit. Weighing 0.1265 kg and measuring 0.19 m in length, this hose is manufactured to precise factory specifications. Using a genuine OEM hose ensures correct routing, material compatibility, and resistance to thermal and chemical degradation, preventing leaks and maintaining system integrity.
Catalogue entry: HOSE.
Technical details
- Category
- Heating & A/C
- Customs (HS) code
- 40093200
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 19 × 10.5 × 6.5 cm
- Shipping weight
- 127 g
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
