Metra
Metra 70-1785 Tuner Bypass Harness for Audi Porsche Volkswagen 1980-1998
Metra 70-1785 Tuner Bypass Harness for Audi Porsche Volkswagen 1980-1998
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Metra 70-1785 is a tuner bypass wiring harness for select Audi, Porsche, and Volkswagen vehicles from 1980-1998. It is used when the installation requires bypassing the factory tuner location in a compatible vehicle.
At a Glance
- Tuner bypass harness for select Audi, Porsche, and Volkswagen vehicles
- Designed for compatible factory tuner-bypass applications
- 5-inch harness length
- Helps complete aftermarket radio installation without cutting compatible factory wiring
- Vehicle-specific application must be verified before installation
System / Wiring Notes
- This is a tuner bypass harness, not a standard radio replacement harness for every listed vehicle
- Verify factory tuner configuration and radio connector before installation
- Additional dash kit, antenna adapter, or integration interface may be required
Exact Vehicle Compatibility
Find your vehicle below, then match the model year and factory-equipment details in the same row. Factory radio, amplifier, navigation, trim, speaker location, and connector differences can change which installation parts are required. If anything differs, contact MCOR before ordering.
| Make | Model | Years | Factory Equipment / Qualifier |
|---|---|---|---|
| Audi | 100 Series | 1989-1994 | Factory amplified audio system |
| Audi | 200 Series | 1989-1991 | Factory amplified audio system |
| Audi | 80 Series | 1988-1992 | Factory amplified audio system |
| Audi | 90 Series | 1988-1995 | Factory amplified audio system |
| Audi | A6 | 1996-1997 | Factory amplified audio system |
| Audi | A6, S6 | 1995 | Factory amplified audio system |
| Audi | Cabriolet | 1994-1998 | Factory amplified audio system |
| Audi | Coupe Quattro | 1990-1991 | Factory amplified audio system |
| Audi | S4 | 1992-1994 | Factory amplified audio system |
| Audi | V8 Quattro | 1990-1994 | Factory amplified audio system |
| Volkswagen | Corrado | 1990-1993 | Factory amplified audio system |
Fitment note: Year and model alone are not always enough to confirm compatibility. Match every factory-equipment qualifier shown for your vehicle, and contact MCOR Automotive if the radio, amplifier, navigation, speaker, camera, trim, or connector details are uncertain.
Installation Notes
- Confirm exact vehicle fitment, factory audio system, and radio connector before installation
- Additional parts such as a dash kit, antenna adapter, steering wheel control interface, or data interface may be required for a complete installation
- Professional installation is recommended for best results
- Check current manufacturer instructions and vehicle application data before installation
What’s in the Box
- Metra 70-1785 tuner bypass harness
Technical Specifications
- Brand: Metra
- Model: 70-1785
- Product Type: Tuner bypass harness
- Application: Select Audi, Porsche, and Volkswagen aftermarket radio installations requiring tuner bypass
- Compatibility Type: Vehicle-specific
- Factory Feature: Tuner bypass
- Harness Length: 5 inches
Identifiers & Packaging
- MPN: 70-1785
- UPC: 086429105526
- Sold As: Each
- Included Components: Tuner bypass harness
Why Buy From MCOR Automotive
- Authorized retailer for the brands we sell
- Specialists in vehicle audio integration, radio replacement parts, and installation accessories
- 22+ years of professional automotive electronics experience
- Expert support for compatibility verification and proper setup
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