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Number 23 marks the part’s position in this exploded view (Audi A6 2.0 (2018-)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Engine Coolant Hose, part number 4K0145921AH. This hose is a critical component of the engine cooling system, responsible for circulating coolant to regulate engine temperature. It connects various components within the cooling system, such as the radiator and engine block. Made from durable, heat-resistant rubber, this hose weighs 0.056 kg. Genuine OEM hoses are engineered for precise fitment and resistance to extreme temperatures and pressures, ensuring leak-free operation and the long-term integrity of the cooling system.
Catalogue entry: HOSE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 84099100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 10.5 × 8 × 3.5 cm
- Shipping weight
- 0.06 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- D7U
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
