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Number 3 marks the part’s position in this exploded view (Audi A8L qu. 3.0 TDI (2013-2018)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Coolant Hose, part number 4H1819373E. This essential hose is responsible for transporting coolant within the vehicle's thermal management system, helping to regulate engine temperature and prevent overheating. It is designed with specific contours to fit precisely within the engine bay, ensuring efficient coolant flow. Weighing approximately 0.12 kg, it is constructed from durable, high-temperature resistant materials. Using a genuine OEM hose guarantees correct routing, resistance to pressure fluctuations, and material integrity, which are critical for preventing leaks and maintaining engine longevity.
Catalogue entry: HOSE.
Technical details
- Category
- Engine Cooling
- Country of origin
- Czechia
- Customs (HS) code
- 40093100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 22.5 × 10.2 × 5 cm
- Shipping weight
- 123 g
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- 9M9
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
