Product overview
Genuine OEM Audi Engine Coolant Hose, part number 4N0121157J. This hose is an essential component of the engine cooling system, designed to transport coolant throughout the engine and radiator to regulate temperature. It features a specific molded shape for precise fitment and efficient flow within the cooling circuit. Weighing 0.091 kg and measuring 0.265 m in length, this hose is made from durable, heat-resistant materials. Opting for a genuine OEM hose guarantees correct dimensions, material integrity, and reliable, leak-free operation under varying engine conditions.
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)
- 26.5 × 16.5 × 6.6 cm
- Shipping weight
- 0.09 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
Parts diagram & fitment
1 vehicleCoolant Hose — locate 4N0121157J Audi Engine Coolant Hose | Genuine OEM in the official exploded view and explore the surrounding assembly.
Parts in this assembly48
- 1Water Pump 06H121601M
- 2Bracket 0P2121093A
- 2Hose 4N0121081AG
- 2Bracket 0P2121093
- 2Hose 4N0121081AF
- 3Bracket N10507901
- 3Screw WHT002306
- 4Bolt N91044801
- 5Hose 0P2121054A
- 5Hose 4N0121081AA
- 7Water Pipe 4N0121399S
- 8ConnectionRight0P2121132A
- 8Collar NutLeftN01508210
- 9Hose 4N0121157Q
- 9Seal Ring N90925001
- 10Water Pipe 4N0121507C
- 10Hose 0P2121052
- 10Water Pipe 4N0121507A
- 11Bolt N91096701
- 12Bracket 4N0121305AJ
- 12Cl Plate 0P2121077
- 12Bracket 4N0121305R
- 13Hose 4N0122448AA
- 13Bolt N10124306
- 13Hose 4N0122448K
- 13Hose 4N0819672E
- 14Water Pipe 0P2121075J
- 14Water Pipe 0P2121075E
- 14Bracket 3C0121093D
- 15Water Pipe 4N0121070C
- 15Clamp N0206267
- 15Bolt N10666701
- 16Seal Ring WHT005652A
- 16Bolt N10748001
- 17Bolt N91126601
- 17Valve 4H0121670A
- 17Hose 4N0121057D
- 18Water Pipe 0P2121085A
- 18Water Pipe 0P2121085
- 18Valve 4H0121671G
- 18Bolt N10124309
- 19Retainer 4N0121313BD
- 19Seal Ring N90452002
- 20ClampRightN0206517
- 20BoltLeftN91237801
- 21Water Pipe 0P2121164B
- 21Water Pipe 0P2121164A
- 21Element 4N0129669B
Vehicle fitment table1
Europe (1)
| Vehicle | Years | Pos. | Qty |
|---|---|---|---|
| Audi A8L | 2017-2022 | 9 | 1 |
The manufacturer’s catalogue lists this part number as fitted until 23 July 2018; later builds may use a superseding number.
Diagrams & fitment data powered by oemdiagrams.com
4N0121157J Audi Engine Coolant Hose | Genuine OEM is fitted on: Audi A8L 2017-2022.