Audi / Volkswagen AC Hose / Line / Pipe 5Q1816738C
OEM Part #: 5Q1-816-738-C (5Q1816738C)
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 AC Hoses / Lines And Fittings that may fit your vehicle
AC / Climate Control Air Hose
$18.99
Fits 2014–2021 Volkswagen
OEM: 5G1816311A
AC Expansion Valve
$49.99
Fits 2015–2026 Audi & Volkswagen
OEM: 5QE820679
AC Expansion Valve
$20.49
Fits 2016–2024 Audi & Volkswagen
OEM: 5QM816679
AC Expansion Valve
$9.49
Fits 2016–2024 Audi & Volkswagen
OEM: 5Q0816679B
AC Hose / Line / Pipe
$129.99
Fits 2014–2024 Audi & Volkswagen
OEM: 5Q0820741C
AC Hose / Line / Pipe
$169.99
Fits 2015–2024 Audi & Volkswagen
OEM: 5Q0816741C
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
Replace your malfunctioning A/C system component with this genuine OEM Rear A/C Hose, part number 5Q1816738C. This factory-original part is designed specifically for 2018-2020 Volkswagen Golf Alltrack, Golf SportWagen, and various Audi A3 and TT models with 1.4L and 2.0L engines. The hose plays a vital role in transporting refrigerant, ensuring your air conditioning system operates efficiently. Replacing this part can resolve issues related to leaks and poor cooling performance. Compatible with alternatives including 5QM816738 and 5Q1816738E, this A/C line ensures a seamless fit to restore your vehicle's climate control functionality.
Specifications
| Fits Vehicle Model | A3, A3 e-tron, Golf, Golf Alltrack, Golf SportWagen, GTI, S3, TT, TTS |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 5Q1-816-738-C (5Q1816738C) |
| Compatible OEM Part No | 5QM-816-738, 5Q1-816-738-E, 5Q1-816-738-B |
| Category | Air Conditioning |
Compatible Vehicles
Fits 70 vehicle configurations across 2 makes, 2014-2023.
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 70 vehicle configurations — 38 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2015 | Audi | A3 | Convertible | 1.8L l4 Turbo | |
| 2015 | Audi | A3 | Sedan | 1.8L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2015 | Audi | A3 | Sedan | 2.0L l4 Diesel Turbo | For Vehicles with Production Date After 01/28/13 |
| 2015 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2015 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2015 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2016 | Audi | A3 | Convertible | 1.8L l4 Turbo | |
| 2016 | Audi | A3 | Sedan | 1.8L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2016 | Audi | A3 | Sedan | 2.0L l4 Diesel Turbo | For Vehicles with Production Date After 01/28/13 |
| 2016 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2016 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2016 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2016 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2018 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2018 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2019 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2019 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2019 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2020 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2020 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2020 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2021 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2021 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2021 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2022 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2014 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2015 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2015 | Volkswagen | Golf | Hatchback | 2.0L l4 Diesel Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2015 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2015 | Volkswagen | Golf SportWagen | Wagon | 2.0L l4 Diesel Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2015 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 05/29/16 |
| 2016 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2016 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | For Vehicles with Production Date After 09/01/16 |
| 2016 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2017 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | For Vehicles With Production date Up To 08/31/16 |
| 2017 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | For Vehicles with Production Date After 09/01/16 |
| 2017 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2016 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | For Vehicles with Production Date After 01/28/13 |
| 2017 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2018 | Audi | A3 e-tron | Hatchback | 1.4L l4 Turbo | |
| 2023 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2023 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |
| 2023 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 05/30/16 |