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Number 13 marks the part’s position in this exploded view (Audi RS6 Avant (2019-)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Engine Coolant Hose, part number 4K2121081H. This flexible hose is a vital component of the engine cooling system, responsible for carrying coolant to or from the expansion tank. It ensures proper circulation and pressure regulation within the system. Weighing 0.028 kg and measuring 0.285 m in length, this hose is designed for specific routing and temperature resistance. Using a genuine OEM coolant hose guarantees the correct material composition, diameter, and flexibility to withstand engine heat and pressure, preventing leaks and maintaining cooling efficiency.
Catalogue entry: LINE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 28.5 × 12 × 5 cm
- Shipping weight
- 0.03 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
Replaces older part numbers
This is the current manufacturer number. Older numbers on this road are no longer supplied.
- 4K2121081ENot stocked
Jun 2019 - 4K2121081HThis pageCurrent number
