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Number 6 marks the part’s position in the exploded view (Audi A6 2.0 (2018-)).
Product overview
Genuine OEM Audi Engine Coolant Hose, part number 4K0121471AA. This hose transports coolant to and from the engine, playing a critical role in the vehicle's thermal management system. It is positioned within the engine cooling system, connecting to the radiator. Weighing 0.077 kg, this hose is designed with specific bends and connections for precise fitment. Using a genuine OEM hose ensures the correct routing geometry, material composition, and pressure resistance for reliable coolant circulation and leak-free performance.
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)
- 16.5 × 13.5 × 3 cm
- Shipping weight
- 0.08 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- 8Z4
- 8Z5
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
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
