Metra
Metra 70-7903L Radio Wiring Harness for Select Mazda Toyota Vehicles with Tuner
Metra 70-7903L Radio Wiring Harness for Select Mazda Toyota Vehicles with Tuner
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Metra 70-7903L is a radio replacement wiring harness for select Mazda and Toyota vehicles equipped with a tuner. It connects at the factory radio connectors located in the kick panel and provides a 51-inch lead length for routing to the aftermarket radio.
At a Glance
- Radio replacement wiring harness for select Mazda and Toyota vehicles
- Designed for models equipped with a tuner
- Factory radio connector location is in the kick panel
- 51-inch lead length supports routing to the aftermarket radio location
- Color-coded leads connect to the aftermarket radio harness
System / Wiring Notes
- Designed for compatible models equipped with a tuner
- Manufacturer notes less illumination with tablet-style radios
- Verify tuner-equipped vehicle configuration before purchase
- Additional dash kit, antenna adapter, or steering wheel control 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 |
|---|---|---|---|
| Mazda | 3 | 2014-2018 | Non-amplified factory audio system |
| Toyota | Yaris iA | 2017-2018 | Non-amplified factory audio system |
| Toyota | Yaris, Yaris Sedan | 2019-2020 | Non-amplified factory 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 year, make, model, factory audio system, trim level, and radio connector before installation
- Additional installation parts such as a dash kit, antenna adapter, steering wheel control interface, or vehicle data interface may be required
- Professional installation is recommended for best results
- Check the manufacturer instructions and current vehicle fit guide before installation
What’s in the Box
- Metra 70-7903L radio replacement wiring harness
Technical Specifications
- Brand: Metra
- Model: 70-7903L
- Product Type: Radio replacement wiring harness
- Application: Select Mazda and Toyota tuner-equipped radio installations
- Compatibility Type: Vehicle-specific
- Lead Length: 51 inches
- Connector Location: Factory radio connectors located in kick panel
Identifiers & Packaging
- MPN: 70-7903L
- UPC: 086429357383
- Sold As: Each
- Included Components: Radio replacement wiring 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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