70-7903 METRA Radio Replacement Wiring Harness Mazda 2001-2018

***This item requires 1-3 days additional handling time***

The Metra 70-7903 Radio Replacement Wiring Harness is engineered to simplify aftermarket radio installation in select Mazda 2001-2018 vehicles. This harness features a direct OEM-style plug that connects into the factory radio connector and provides color-coded leads to connect power, ground, and speaker signals to your new head unit without cutting factory wires.

Key Features

• Radio replacement wiring harness for select Mazda vehicles
• Direct OEM-style plug-in connection to factory radio harness
• Color-coded leads match standard aftermarket radio wiring
• Provides power, ground, and four-speaker connections
• No cutting or splicing into factory harness required

Wiring Notes

• Designed for non-amplified factory audio systems
• May require additional parts such as dash kit, antenna adapter, or interface depending on vehicle and installation requirements

Vehicle Compatibility

Installation Notes

Verify vehicle options and factory audio configuration before installation. Additional hardware such as dash kits, antenna adapters, or interface adapters may be required for a complete aftermarket radio installation based on vehicle and features.

What’s in the Box

• Metra 70-7903 wiring harness

Why Buy From MCOR Automotive

• Authorized Metra dealer — genuine OEM harness
• Fitment and installation guidance available
• 22+ years of professional automotive electronics experience