2013-2015 Audi RS5 Coolant Vent Tube / Hose / Line 8K0121081BA
OEM Part #: 8K0-121-081-BA (8K0121081BA)
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 that may fit your vehicle
Auxiliary Water Pump Hose / Line
Coolant / Water Hose
Coolant / Water Hose
Engine Coolant Pipe / Tube / Line
Engine Oil Cooler / Coolant Hose
Heater Core Coolant Hose / Line (RETURN)
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
This genuine Audi coolant vent tube (OEM Part Number 8K0121081BA), also known as the vent hose, is designed to maintain optimal engine cooling by directing coolant flow away from key areas. Compatible with Audi RS5 models from 2013 to 2015, including both base and Cabriolet body styles with a 4.2L V8 - Gas engine, this factory-original part ensures a precise fit for seamless installation. By replacing worn or damaged coolant lines, this vent tube helps prevent overheating and coolant leaks. Other compatible part numbers include 8K0121101T, 8K0819373, and 8K0121444A. Restore your vehicle’s cooling system performance with this authentic component.
Specifications
| Fits Vehicle Model | RS5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-121-081-BA (8K0121081BA) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 6 vehicle configurations across 1 make, 2013-2015.
View all 6 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2015 | Audi | RS5 | Convertible | 4.2L V8 |