Audi / Porsche Fuse Holder / Engine Wiring Harness 8K1937503B
OEM Part #: 8K1-937-503-B (8K1937503B)
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 Engine Wire / Wiring Harness / Fuse / Relay Box that may fit your vehicle
Battery Junction Box Jumper Point
$8.49
Fits 2017–2024 Audi
OEM: 8W0941823E
Dash Fuse Holder Mount / Bracket
$7.21
Fits 2015–2017 Audi Q5 / SQ5
OEM: 8R0971845J
ECU / Engine Module Wiring Connector / Pigtail (91-PIN)
Starting at $39.99
Fits 2011–2025 Audi & Volkswagen
OEM: 4H0906971
ECU / Engine Module Wiring Connector Pigtail (28-PIN)
$19.99
Fits 1996–2026 Audi & Volkswagen
OEM: 1J0906379B
Electric Fan / Compressor Wiring Harness
$74.99
Fits 2012–2017 Audi Q5 / SQ5
OEM: 8R1971725
Electric Fan Wiring Connector / Pigtail (4-PIN)
$19.99
Fits 2005–2026 Audi & Volkswagen
OEM: 1K0906234B
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | A4, A5, allroad, Macan, Q5, RS5, S4, S5, SQ5 |
| Fits Vehicle Make | Audi, Porsche |
| OEM Part No | 8K1-937-503-B (8K1937503B) |
| Category | Wiring / Harness |
Compatible Vehicles
Fits 93 vehicle configurations across 2 makes, 2013-2024.
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 93 vehicle configurations — 4 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2013 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Vehicles with Production Date After 11/14/11 |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 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 | A4 | Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2014 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Vehicles with Production Date After 11/14/11 |
| 2014 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2014 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2015 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Vehicles with Production Date After 11/14/11 |
| 2015 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2015 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2015 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2015 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Vehicles with Production Date After 11/14/11 |
| 2016 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2016 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2016 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2017 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2015 | Porsche | Macan | Turbo SUV | 3.6L V6 Turbo | |
| 2016 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2016 | Porsche | Macan | Turbo SUV | 3.6L V6 Turbo | |
| 2017 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2017 | Porsche | Macan | GTS SUV | 3.0L V6 Turbo | |
| 2017 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2017 | Porsche | Macan | Turbo SUV | 3.6L V6 Turbo | |
| 2018 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2018 | Porsche | Macan | GTS SUV | 3.0L V6 Turbo | |
| 2018 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2018 | Porsche | Macan | Turbo SUV | 3.6L V6 Turbo | |
| 2019 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2019 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2020 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2020 | Porsche | Macan | GTS SUV | 2.9L V6 Turbo | |
| 2020 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2020 | Porsche | Macan | Turbo SUV | 2.9L V6 Turbo | |
| 2021 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2021 | Porsche | Macan | GTS SUV | 2.9L V6 Turbo | |
| 2021 | Porsche | Macan | S SUV | 3.0L V6 Turbo | |
| 2021 | Porsche | Macan | Turbo SUV | 2.9L V6 Turbo | |
| 2022 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2022 | Porsche | Macan | GTS SUV | 2.9L V6 Turbo | |
| 2022 | Porsche | Macan | S SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2023 | Porsche | Macan | GTS SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Macan | S SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Macan | T SUV | 2.0L l4 Turbo | |
| 2024 | Porsche | Macan | 4 SUV | Electric Vehicle | |
| 2024 | Porsche | Macan | SUV | 2.0L l4 Turbo | |
| 2024 | Porsche | Macan | GTS SUV | 2.9L V6 Turbo | |
| 2024 | Porsche | Macan | S SUV | 2.9L V6 Turbo | |
| 2024 | Porsche | Macan | T SUV | 2.0L l4 Turbo |