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Number 21 marks the part’s position in this exploded view (Audi A6 (2018-2025)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Coolant Pipe, part number 4K0145931K. Fits Audi A6 (2018-2025), Audi A7 Sportback (2018-2025). Shown as position 21 in the engine diagram 430121030.
Catalogue entry: WATER PIPE.
Technical details
- Category
- Engine Cooling
- Diagram sheet
- Audi 430121035, position 21
- ETKA group
- 1 / 21 (121)
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
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Parts diagram & fitment
2 vehiclesCoolant Pipe — locate 4K0145931K Audi Coolant Pipe in the official exploded view and explore the surrounding assembly.
Parts in this assembly34
- 2Water Pipe 4K0121081CQ
- 4Water Pipe 4K0121081CB
- 6Water Pipe 4K0121081CT
- 7Hose 4K0122055BF
- 9Hose 4K0145923AH
- 11Water Pump 05L965567A
- 12Bracket 4K0145879R
- 13Screw N10717001
- 14Bolt N91084601
- 19Bracket 792121093
- 20Hose 4K0145920AH
- 21Water Pipe 4K0145931C
- 22Spring Rivet 4D0863788
- 23Hose 4K0145921AH
- 25Hose 4K0145920AE
- 26Water Pipe 8W0145670G
- 27Bolt N91096701
- 28Hose 8W0145930H
- 29Coupl Piece 4K0122293EE
- 30Hose 4K0122101BJ
- 31Hose 4K0122445M
- 31Hose 4K0122445T
- 33Water Pipe 4K0121400J
- 33Water Pipe 4K0121400E
- 34Bolt N10771101
- 35Bolt N10718801
- 36Hose 4K0121449AA
- 38Hose 4K0121448N
- 41Grommet 4K0121585E
- 42Grommet 4K0819345N
- 43Adapter 4K0122291E
- 50Clamp N90686701
- 52Clamp N90686902
- 53Clamp N90687001
Compatible / alternative parts(2)
Vehicle fitment table2
Europe (2)
| Vehicle | Years | Pos. | Qty |
|---|---|---|---|
| audi a6 2.0 | 2018- | 21, 17, 18, 31 | 1 |
| Audi A7 Sportback | 2018- | 21, 17, 18, 31 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
4K0145931K Audi Coolant Pipe is fitted on: audi a6 2.0 2018-; Audi A7 Sportback 2018-.