CURT 51522 is a trailer brake controller harness for select 2007-2026 Audi and 2004-2020 Volkswagen models. The fitment table below lists every model and year. Fitment details: With Factory 7-way (e-tron GT, e-tron Quattro, e-tron Sportback, e-tron S Sportback, Q5 Sportback, Q8 e-tron Sportback, SQ7, SQ8, 2022-2023 e-tron S, 2009-2026 Q5, 2019-2026 Q8, 2024 Q8 e-tron).
It lets a CURT trailer brake controller plug into the vehicle's factory socket. One plug snaps into the vehicle's original equipment socket and the other connects to a CURT brake controller, so the harness installs plug-and-play. It has 24" of 12-gauge wire in a slit-loom sleeve, and the wire colors match standard brake controller harnesses.
- Lets a CURT trailer brake controller plug into the factory (OEM) socket
- Quick-plug harness, plug-and-play installation
- Wire colors match standard brake controller harnesses
- 24" of 12-gauge wire
- Slit-loom sleeve keeps wires contained and protected
- One-year limited warranty
Specifications
| Part number | 51522 |
|---|---|
| Brand | CURT |
| Type | Brake Control Harness |
| Wire | 24" of 12 gauge |
| Package type | Packaged |
| Installation | Novice |
| Warranty | One-year limited |
Vehicle fitment
| Years | Vehicle | Configuration |
|---|---|---|
| 2009-2026 | Audi Q5 | With Factory 7-way |
| 2021-2026 | Audi Q5 Sportback | With Factory 7-way |
| 2007-2026 | Audi Q7 | All |
| 2019-2026 | Audi Q8 | With Factory 7-way |
| 2024 | Audi Q8 e-tron | With Factory 7-way |
| 2024-2025 | Audi Q8 e-tron Sportback | With Factory 7-way |
| 2014-2017 | Audi SQ5 | All |
| 2020-2026 | Audi SQ7 | With Factory 7-way |
| 2020-2026 | Audi SQ8 | With Factory 7-way |
| 2022-2024 | Audi e-tron GT | With Factory 7-way |
| 2019-2023 | Audi e-tron Quattro | With Factory 7-way |
| 2022-2023 | Audi e-tron S | With Factory 7-way |
| 2022-2023 | Audi e-tron S Sportback | With Factory 7-way |
| 2020-2023 | Audi e-tron Sportback | With Factory 7-way |
| 2018-2020 | Volkswagen Atlas | All |
| 2004-2017 | Volkswagen Touareg | All |