2013-2021 Audi / Porsche Blower Motor Resistor 8T0820521
OEM Part #: 8T0-820-521 (8T0820521)
Actual photo
The exact part you’ll receive — not a stock photo.
$16.99
Used
Donor2013 Audi A4 ALLROAD · 2.0L
✓ Free Same Day Shipping on orders by noon CT
4 Available — Select Your Part:
Genuine OEM Used
SKU: 602881
Donor Vehicle: 2013 Audi A4 ALLROAD · 2.0L
2 photos
$16.99
30-Day Returns
Genuine OEM Used
SKU: 596386
Donor Vehicle: 2013 Audi S5 · 3.0L
2 photos
$16.99
30-Day Returns
Genuine OEM Used
SKU: 483168
Donor Vehicle: 2013 Audi A4 ALLROAD · 2.0L · 56k miles
2 photos
$16.99
30-Day Returns
Genuine OEM Used
SKU: 634300
Donor Vehicle: 2013 Audi RS5 · 4.2L
2 photos
$18.49
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
Used OEM Audi blower motor resistor, part number 8T0820521. This component controls the speed of your vehicle's HVAC blower fan. When it fails, a common symptom is the blower motor operating only on one or two speeds, or not working at all.
Specifications
| Fits Vehicle Model | A4, A5, allroad, Macan, Q5, RS5, S4, S5, SQ5 |
| Fits Vehicle Make | Audi, Porsche |
| OEM Part No | 8T0-820-521 (8T0820521) |
| Category | HVAC / Climate Control |
Compatible Vehicles
Fits 53 vehicle configurations across 2 makes, 2013-2021.
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 53 vehicle configurations — 24 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | A4 | Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2013 | Audi | S4 | Sedan | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2013 | Audi | S5 | Convertible | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | A4 | Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2014 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 01/14/13 |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 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 |