United States
Product overview
Genuine OEM Audi Heater Coolant Hose, part number 4N1819314B. This hose is responsible for transporting heated coolant to the heater core, which is essential for providing cabin heating and defrosting functions. It is specifically designed for Left-Hand Drive (LHD) vehicle configurations. Weighing approximately 0.164 kg and measuring 0.46m in length, this hose is constructed for durability and precise fitment. Using a genuine OEM hose ensures proper fluid flow, resistance to thermal cycling, and secure connections, which are crucial for the efficient operation of the HVAC system and preventing coolant leaks.
Catalogue entry: HOSE lhd.
Technical details
- Category
- Heating & A/C
- Customs (HS) code
- 40093200
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 46 × 13 × 4 cm
- Shipping weight
- 0.16 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- 9AK
- 9AU
- L0L
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
Parts diagram & fitment
1 vehicleCoolant Hose — locate 4N1819314B Audi Heater Coolant Hose | LHD in the official exploded view and explore the surrounding assembly.
LThis part is the Left side
Parts in this assembly26
- 1HoseRight4N2819314
- 1HoseRight4N2819314A
- 1HoseLeft4N1819314A
- 2HoseLeft4N1819316B
- 2HoseRight4N2819316
- 2HoseRight4N2819316A
- 2HoseLeft4N1819316A
- 4Grommet 8W0122291AF
- 5Hose 4N0819334AR
- 5Hose 4N0819334N
- 7Hose 4N0819374B
- 8Water Pipe 4N0121485P
- 8Water Pipe 4N0121485A
- 9Collar Nut N01508210
- 11Hose 4N0819376C
- 12Pump 4N0121601C
- 13Bracket 4N0121313A
- 14Rubber Bush 4G0129234
- 15Screw WHT002306
- 17Hose 4N0819378E
- 18Water Pipe 4N0819377BD
- 18Water Pipe 4N0819377F
- 20Bolt N10683901
- 22Ring N10837101
- 30Clamp N90686902
- 31Clamp N90687001
Vehicle fitment table1
Europe (1)
| Vehicle | Years | Pos. | Qty |
|---|---|---|---|
| Audi A8L | 2017-2022 | 1, 17 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
4N1819314B Audi Heater Coolant Hose | LHD is fitted on: Audi A8L 2017-2022.