Audi A4/A6 Heater Coolant Hose / Line 06C121188
OEM Part #: 06C-121-188 (06C121188)
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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This OEM Heater Coolant Hose, part number 06C121188, is a crucial component designed for efficient coolant flow in various Audi models. Specifically engineered for 2002-2006 Audi A4, A4 Quattro, A6, and A6 Quattro with a 3.0L V6 engine, this factory-original hose ensures a proper fit and reliable performance. As a throttle body pipe, it effectively connects vital engine components to regulate temperature, preventing overheating and ensuring optimal engine function. Common issues include leaks or deterioration that can lead to coolant loss; replacing a worn hose restores integrity to the cooling system and enhances vehicle reliability. Other compatible part numbers include 06C121188A, 06C121188B, and 078121598F. Trust this genuine Audi part sourced directly from salvage vehicles for authenticity and quality.
Specifications
| Fits Vehicle Model | A4, A6 |
| Fits Vehicle Make | Audi |
| OEM Part No | 06C-121-188 (06C121188) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 27 vehicle configurations across 1 make, 2002-2006.
View all 27 vehicle configurations — 6 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2002 | Audi | A4 | Sedan | 3.0L V6 | |
| 2002 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2002 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A4 | Sedan | 3.0L V6 | |
| 2003 | Audi | A4 | Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |
| 2003 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2003 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2004 | Audi | A4 | Sedan | 3.0L V6 | |
| 2004 | Audi | A4 | Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |
| 2004 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |
| 2004 | Audi | A6 | Sedan | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2005 | Audi | A4 | Sedan | 3.0L V6 | |
| 2005 | Audi | A4 | Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |
| 2005 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |
| 2006 | Audi | A4 | Quattro Convertible | 3.0L V6 | For Vehicles with Engine Code(s) AVK, BGN |