Audi S4/S5 Lower Radiator Coolant Hose / Line Left 8K0121109AD
OEM Part #: 8K0-121-109-AD (8K0121109AD)
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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The Lower Radiator Coolant Hose (OEM Part Number 8K0121109AD) is a critical component for maintaining effective engine cooling in various Audi models. This authentic OEM part is designed to ensure efficient coolant flow from the radiator, which is essential for preventing engine overheating and maintaining optimal performance. Compatible with 2013-2017 Audi S5 models equipped with the 3.0L V6 gas engine, as well as 2013-2016 A5 and A4 Quattro variants, this hose replaces worn or damaged units that may lead to leaks or poor coolant circulation. The part is strategically located on the left side of the engine bay, ensuring seamless integration. Trust in genuine factory-original parts to resolve common issues associated with coolant system failures.
Specifications
| Fits Vehicle Model | S4, S5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-121-109-AD (8K0121109AD) |
| Side | Left |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 13 vehicle configurations across 1 make, 2013-2017.
View all 13 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2013 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2013 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2015 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2016 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged |