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  1. Home
  2. Car Audio & Electronics
  3. Car Audio Installation & Accessories
  4. Car Stereo Installation & Accessories
  5. Wiring Harness to Install a New Car Stereo
  6. Metra 70-1765

See all parts that fit your 2012 3 Series

Metra 70-1765 Wiring Harness

Install a new car stereo and retain factory amplifier in select 2017-2023 vehicles from Toyota

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• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required
• Retains balance and fade
• Designed for non-amplified models
• Pre-wired for ASWC-1 (Sold separately)

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List price $73.99
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Description

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Authorized dealer

Product Features:

  • Wire harness to Install a new car stereo in Compatible with select 2017-2023 vehicles from Toyota
  • Pre-wired for Axxess ASWC-1 steering wheel control adapter (Sold separately)
  • Retains balance and fade
  • Designed for non-amplified models
  • Provides NAV outputs (parking brake, reverse, speed sense)
  • Retains the factory backup camera
  • Retains the factory AUX-IN jack
  • Plugs into the cars original factory radio connectors
  • Color-coded wires for easy installation to the aftermarket radio
  • No wire cutting needed for factory radio connectors
  • 1-year Manufacturer's Warranty

Connections:

  • Red - Ignition/Accessory Wire of Aftermarket Radio
  • Yellow - Radio 12 Volt Battery or Memory Wire
  • Black - Radio Ground Wire
  • Orange/White - Illumination Wire of Aftermarket Radio
  • White - RCA to Left Front RCA Output of Aftermarket Radio
  • Gray - RCA to Right Front RCA Output of Aftermarket Radio

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Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

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Specifications & Details

Harness Features
Main Harness Function
Retain Factory OEM AUX Input With Aftermarket Car Stereo
Additional Harness Features
Retains Backup Camera
Retains Factory AUX Input
Premium Harness Features
Factory System Amplification
Non-Amplified
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Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
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Manufacturer

Item Details

Manufacturer:

Metra

Model Number:

70-1765

Weight:

0.19lbs

Internal SKU:

met-701765

Internal Product ID:

163153

Customer Ratings & Reviews

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.

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