2005-2006 Audi S4 Coolant Hose / Line 8E0121055AG
OEM Part #: 8E0-121-055-AG (8E0121055AG)
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:
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- Genuine OEM — real photos
- 30-day returns on eligible parts
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- Ships from our own indoor warehouse
This genuine OEM coolant hose assembly (Part Number 8E0121055AG) is designed specifically for 2005-2006 Audi S4 and Cabriolet models equipped with the 4.2L V8 engine. This factory-original part plays a crucial role in the vehicle’s cooling system, effectively transporting coolant from the engine to the radiator and returning it to maintain optimal engine temperature. A worn or damaged hose can lead to overheating or coolant leaks, compromising performance. This replacement hose ensures a seamless fit and reliable functionality, restoring your vehicle's cooling efficiency. Compatible with other part numbers like 079121113F, 8E0121251AJ, and 8E0819376 for comprehensive coverage.
Specifications
| Fits Vehicle Model | S4 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8E0-121-055-AG (8E0121055AG) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 2 vehicle configurations across 1 make, 2005-2006.
View all 2 vehicle configurations — 1 with fitment note
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2005 | Audi | S4 | Convertible | 4.2L V8 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 901101 |
| 2006 | Audi | S4 | Convertible | 4.2L V8 |