2002-2006 Audi A4 Heater Core Coolant Supply Hose / Line 8E1819371B
OEM Part #: 8E1-819-371-B (8E1819371B)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Coolant Hose / Pipe / Line / Heater Core that may fit your vehicle
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Engine Cylinder Head Coolant Pipe / Tube
Engine Oil Cooler / Coolant Hose
Engine Oil Cooler / Coolant Hose
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The OEM Heater Core Coolant Supply Hose (Part Number: 8E1819371B) plays a critical role in your Audi's HVAC system by transporting coolant to the heater core. This authentic replacement part assures proper heating function in compatible models, particularly the 2002-2006 Audi A4 and A4 Quattro with 1.8L L4 engines. A worn or damaged hose can lead to reduced heating efficiency or coolant leaks, causing discomfort and potential engine overheating. This genuine part not only restores your vehicle’s performance but also ensures a seamless fit and function, addressing common issues related to coolant flow. Upgrade your Audi's reliability with this factory-original component.
Specifications
| Fits Vehicle Model | A4 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8E1-819-371-B (8E1819371B) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 16 vehicle configurations across 1 make, 2002-2006.
View all 16 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2002 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2006 | Audi | A4 | Convertible | 1.8L l4 Turbo |