United States
Target · Diagram
Find this reference above
Number 27 marks the part’s position in the exploded view.
Product overview
Genuine OEM Volkswagen Engine Coolant Hose, part number 03N121057B. This hose is a vital part of the engine cooling system, responsible for carrying coolant between various engine components to maintain proper operating temperatures. It measures approximately 0.11 meters in length. Using a genuine OEM coolant hose ensures correct routing, material durability, and resistance to high temperatures and pressures, preventing leaks and maintaining cooling system integrity.
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)
- 11 × 5.5 × 3.5 cm
- Shipping weight
- 0.06 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 03N121057B 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
- 28Hose 03N121049A
- 29Hose 03N121057
- 30Hose 03N121057A
- 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 | 27 | 1 |
| Arteon | 2017-2023 | 27 | 1 |
| Tiguan 2.0 4Motion | 2016-2024 | 27 | 1 |
| Kodiaq | 2016-2024 | 27 | 1 |
| Passat saloon | 2014-2024 | 27 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
03N121057B 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.
