2013-2015 Audi RS5 Heater Core Coolant Hose / Line (RETURN) 8K0819373
OEM Part #: 8K0-819-373 (8K0819373)
Actual photo
The exact part you’ll receive — not a stock photo.
$17.49
Used
Donor2014 Audi RS5 · 4.2L · 73k miles
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Genuine OEM Used
SKU: 501537
Donor Vehicle: 2014 Audi RS5 · 4.2L · 73k miles
2 photos
$17.49
30-Day Returns
Genuine OEM Used
SKU: 634701
Donor Vehicle: 2013 Audi RS5 · 4.2L
2 photos
$20.49
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
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The Audi RS5 heater core coolant return hose (OEM 8K0819373) is a used genuine part for the 4.2L V8. Also called the heater core coolant line, it carries coolant back from the heater core to the engine. When this hose fails, expect a coolant leak and reduced cabin heat.
Specifications
| Fits Vehicle Model | RS5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-819-373 (8K0819373) |
| Category | HVAC / Climate Control |
Compatible Vehicles
Fits 6 vehicle configurations across 1 make, 2013-2015.
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 6 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2015 | Audi | RS5 | Convertible | 4.2L V8 |