2011-2012 Audi A8 Coolant Hose / Line Rear 4H0121056G
OEM Part #: 4H0-121-056-G (4H0121056G)
Actual photo
The exact part you’ll receive — not a stock photo.
$13.71
Side: Rear
Used
Donor2011 Audi A8 · 4.2L
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Genuine OEM Used
SKU: 435798
Donor Vehicle: 2011 Audi A8 · 4.2L
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$13.71
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A used OEM Audi coolant hose / line, OEM part number 4H0121056G from a donor vehicle. This rear coolant hose was designed for the 4.2L V8 in the Audi A8 Quattro. When this hose fails, it typically causes coolant leaks or overheating due to cracking or splitting at the rear of the engine. Also known as a coolant line, it’s a direct replacement for the original equipment part.
Specifications
| Fits Vehicle Model | A8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4H0-121-056-G (4H0121056G) |
| Side | Rear |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 4 vehicle configurations across 1 make, 2011-2012.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 4 vehicle configurations — 4 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2011 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2011 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2012 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2012 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |