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Number 18 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 4M0121444D. This hose is crucial for transporting coolant throughout the engine cooling system to regulate engine temperature. It is a short, curved hose connecting components within the cooling circuit. Weighing 0.036 kg, it measures 0.11 m in length. Choosing a genuine OEM hose ensures correct routing geometry, material resistance to heat and pressure, and a leak-free connection for optimal cooling system 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)
- 11 × 6.5 × 5 cm
- Shipping weight
- 0.04 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
