2015-2024 Audi / Porsche / Volkswagen AC Hose / Line Cap 5Q0816581A
OEM Part #: 5Q0-816-581-A (5Q0816581A)
Actual photo
The exact part you’ll receive — not a stock photo.
$5.99
Used
Donor2023 Audi Q5 · 2.0L · 31k miles
✓ Free Same Day Shipping on orders by noon CT
4 Available — Select Your Part:
Genuine OEM Used
SKU: 594075
Donor Vehicle: 2023 Audi Q5 · 2.0L · 31k miles
2 photos
$5.99
30-Day Returns
Genuine OEM Used
SKU: 490326
Donor Vehicle: 2019 Audi Q5 · 2.0L · 54k miles
3 photos
$5.99
30-Day Returns
Genuine OEM Used
SKU: 567518
Donor Vehicle: 2019 Audi A6 · 3.0L
2 photos
M8
$5.99
30-Day Returns
Genuine OEM Used
SKU: 575930
Donor Vehicle: 2022 Audi Q5 · 2.0L · 36k miles
3 photos
$5.99
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
A used genuine OEM Audi AC Hose / Line Cap, OEM 5Q0816581A. This cap also replaces 80B816720 and PAB816851. It seals the AC hose or line opening on a variety of Audi, Porsche, and Volkswagen models with turbocharged and hybrid engines from 1.4L to 4.0L, including the 2.0L EA888. A missing or cracked cap can allow moisture or debris into the AC system, leading to compressor or orifice tube failure.
Specifications
| Fits Vehicle Model | 911, A3, A3 e-tron, A6, A8, ID.4, Q3, Q5, Q5 PHEV, RS3, S3, S6, S8, SQ5 |
| Fits Vehicle Make | Audi, Porsche, Volkswagen |
| OEM Part No | 5Q0-816-581-A (5Q0816581A) |
| Compatible OEM Part No | 80B-816-720, PAB816851 |
| Category | Air Conditioning |
Compatible Vehicles
Fits 172 vehicle configurations across 3 makes, 2015-2024.
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 172 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2019 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Porsche | 911 | Carrera 4 GTS Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera GTS Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | GT3 Coupe | 4.0L | |
| 2024 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera 4 GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera GTS Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera GTS Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4 GTS Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4 GTS Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera T Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2019 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | GT3 RS Coupe | 4.0L | |
| 2024 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | GT3 RS Coupe | 4.0L | |
| 2021 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera 4S Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera S Convertible | 3.0L Turbo | |
| 2020 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | GT3 Coupe | 4.0L | |
| 2020 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | GT3 Coupe | 4.0L | |
| 2022 | Porsche | 911 | Carrera 4 GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera T Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera 4 GTS Convertible | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera T Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera GTS Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera 4 GTS Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera 4 Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera GTS Convertible | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera 4S Convertible | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2024 | Porsche | 911 | Carrera 4 GTS Coupe | 3.0L Turbo | |
| 2023 | Porsche | 911 | Carrera 4 Convertible | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera S Coupe | 3.0L Turbo | |
| 2022 | Porsche | 911 | Carrera Convertible | 3.0L Turbo | |
| 2021 | Porsche | 911 | Carrera Coupe | 3.0L Turbo | |
| 2023 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2024 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2024 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2024 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2024 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2022 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2021 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2023 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2020 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2017 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2021 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2022 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2021 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2022 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2021 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2018 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2020 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2017 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2018 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | |
| 2018 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2018 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2019 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2018 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2018 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2018 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2017 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | |
| 2017 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2017 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2016 | Audi | A8 | Quattro L Sedan | 6.3L W12 | |
| 2016 | Audi | A8 | Quattro L Sedan | 3.0L V6 Diesel Turbo | |
| 2016 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2016 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2015 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | A8 | Quattro L Sedan | 6.3L W12 | |
| 2015 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2015 | Audi | A8 | Quattro Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | A8 | Quattro L Sedan | 3.0L V6 Diesel Turbo | |
| 2015 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | |
| 2017 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2017 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | RS3 | Sedan | 2.5L l5 Turbo | |
| 2022 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2022 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | RS3 | Sedan | 2.5L l5 Turbo |