United States
Target · Diagram
Find this reference above
Number 30 marks the part’s position in the exploded view.
Product overview
Genuine OEM Volkswagen Engine Coolant Hose, part number 03N121057A. This hose is designed to carry engine coolant, playing a critical role in regulating engine temperature and preventing overheating. It connects various components within the engine cooling system. Weighing 0.0282 kg, this hose is engineered for durability. Choosing genuine OEM ensures the correct material composition and routing geometry for reliable, leak-free performance under engine operating conditions.
Catalogue entry: HOSE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 9 × 4.5 × 3 cm
- Shipping weight
- 0.03 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
5 vehiclesCoolant Hose — locate 03N121057A Volkswagen Engine Coolant Hose | Genuine OEM in the official exploded view and explore the surrounding assembly.
Parts in this assembly30
- 1Hose 5QF122051AC
- 1Hose 5QF122051F
- 2Hose 5QF122051AB
- 4Bracket 3Q0121093AD
- 5Bracket WHT005377
- 6Hose 5QF122101AG
- 6Hose 5QF122101AF
- 10Hose 5QF121051A
- 11Coupl Piece 5Q0122291CJ
- 14Bracket 5QF121093L
- 15Rubber Bush 4D0317867A
- 16Washer N90225901
- 17Bolt N10471801
- 18Part N01100627
- 20Radiator 5Q0121251HD
- 21Binder 4A0820199
- 22Bolt N10786201
- 24Hose 03N122073E
- 26Water Pipe 03N121064P
- 27Hose 03N121057B
- 28Hose 03N121049A
- 29Hose 03N121057
- 31Bolt N90365913
- 32Hose 03N121058S
- 33Bolt N10335206
- 35Air Guide 5NA121333
- 35Air Guide 5NA121333B
- 60Clamp N90687001
- 61Clamp N90686902
- 62Clamp N90686701
Vehicle fitment table5
Europe (5)
| Vehicle | Years | Pos. | Qty |
|---|---|---|---|
| Tiguan 2.0 4Motion | 2017-2024 | 30 | 1 |
| Arteon | 2017-2023 | 30 | 1 |
| Tiguan 2.0 4Motion | 2016-2024 | 30 | 1 |
| Kodiaq | 2016-2024 | 30 | 1 |
| Passat saloon | 2014-2024 | 30 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
03N121057A Volkswagen Engine Coolant Hose | Genuine OEM is fitted on: Tiguan 2.0 4Motion 2017-2024; Arteon 2017-2023; Tiguan 2.0 4Motion 2016-2024; Kodiaq 2016-2024; Passat saloon 2014-2024.
