Audi Coolant Reservoir Hose / Line 8W0121081ED OEM Part #: 8W0-121-081-ED This item ships free!
Audi Coolant Reservoir Hose / Line 8W0121081ED
OEM Part #: 8W0-121-081-ED
Audi Coolant Reservoir Hose / Line 8W0121081ED OEM Part #: 8W0-121-081-ED This item ships free!
The Audi A4/A5 Coolant Reservoir Hose (OEM Part Number 8W0121081ED) plays a critical role in the engine cooling system, delivering coolant between the reservoir and the engine. Located at the front lower section of the engine compartment, this hose ensures optimal coolant flow, preventing overheating. Common issues leading to replacement include cracks, leaks, or blockages, which can cause coolant loss and affect engine performance. This hose matches various Audi models from 2017 to 2023, including the A4, A5 Quattro, and A5 Sportback, equipped with 2.0L L4 engines (Gas and MHEV variants). Alternative names include breather tube or vent tube. Frequent replacements may be necessary due to wear and environmental factors. Additional compatible part numbers include 8W0121081DR and others, ensuring a precise fit.
More Information about Coolant Reservoir Hose / Line 8W0121081ED
Fits Vehicle Model
A4, A4 allroad, A4 Quattro, A5, A5 Quattro, A5 Sportback
Fits Vehicle Make
Audi
OEM Part No
8W0121081ED (8W0-121-081-ED)
Compatible OEM Part No
8W0121081DR (8W0-121-081-DR)
Compatible Vehicles for Coolant Reservoir Hose / Line 8W0121081ED
Year:
2024
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2023
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2023
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
#3, 2021-25 FRONT UPPER
Year:
2023
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2021
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2020
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2020
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2020
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
2017-20
Year:
2019
Make:
Audi
Model:
A4
Trim:
Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2019
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2019
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
2017-20
Year:
2018
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2018
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2018
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2018
Make:
Audi
Model:
A4
Trim:
Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2018
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
2017-20
Year:
2018
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2017
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2017
Make:
Audi
Model:
A4
Trim:
Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2019
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2021
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
#3, 2021-25 FRONT UPPER
Year:
2022
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2024
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2020
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2020
Make:
Audi
Model:
A4
Trim:
Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2022
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2025
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2025
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
#3, 2021-25 FRONT UPPER
Year:
2023
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2022
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2024
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
#3, 2021-25 FRONT UPPER
Year:
2020
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2019
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2022
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2022
Make:
Audi
Model:
A4 allroad
Trim:
Wagon
Engine:
2.0L l4 Turbo
Restrictions:
#3, 2021-25 FRONT UPPER
Year:
2021
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2021
Make:
Audi
Model:
A5
Trim:
Hatchback
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2024
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2021
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2024
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
Year:
2023
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2019
Make:
Audi
Model:
A5
Trim:
Quattro Convertible
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
Year:
2017
Make:
Audi
Model:
A5
Trim:
Quattro Coupe
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year:
2017
Make:
Audi
Model:
A4
Trim:
Quattro Sedan
Engine:
2.0L l4 Turbo
Restrictions:
For Automatic Transmission
Year
Make
Model
Trim
Engine
Restrictions
2024
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2023
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2023
Audi
A4 allroad
Wagon
2.0L l4 Turbo
#3, 2021-25 FRONT UPPER
2023
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2021
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2020
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2020
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2020
Audi
A4 allroad
Wagon
2.0L l4 Turbo
2017-20
2019
Audi
A4
Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2019
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2019
Audi
A4 allroad
Wagon
2.0L l4 Turbo
2017-20
2018
Audi
A5
Hatchback
2.0L l4 Turbo
For Automatic Transmission
2018
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission
2018
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Automatic Transmission
2018
Audi
A4
Sedan
2.0L l4 Turbo
For Automatic Transmission
2018
Audi
A4 allroad
Wagon
2.0L l4 Turbo
2017-20
2018
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission
2017
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission
2017
Audi
A4
Sedan
2.0L l4 Turbo
For Automatic Transmission
2019
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2021
Audi
A4 allroad
Wagon
2.0L l4 Turbo
#3, 2021-25 FRONT UPPER
2022
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2024
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2020
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2020
Audi
A4
Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2022
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2025
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2025
Audi
A4 allroad
Wagon
2.0L l4 Turbo
#3, 2021-25 FRONT UPPER
2023
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2022
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2024
Audi
A4 allroad
Wagon
2.0L l4 Turbo
#3, 2021-25 FRONT UPPER
2020
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2019
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2022
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2022
Audi
A4 allroad
Wagon
2.0L l4 Turbo
#3, 2021-25 FRONT UPPER
2021
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2021
Audi
A5
Hatchback
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2024
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2021
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2024
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 07/08/19
2023
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Manual Transmission; For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2019
Audi
A5
Quattro Convertible
2.0L l4 Turbo
For Automatic Transmission; For Vehicles with Production Date After 08/19/19
2017
Audi
A5
Quattro Coupe
2.0L l4 Turbo
For Automatic Transmission
2017
Audi
A4
Quattro Sedan
2.0L l4 Turbo
For Automatic Transmission
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