Skip to product information
1 of 2

Metra

Metra 40-HD20 Honda Acura Mazda Reverse Antenna Adapter 2005-Up

Metra 40-HD20 Honda Acura Mazda Reverse Antenna Adapter 2005-Up

Regular price $14.99 USD
Regular price Sale price $14.99 USD
Sale Sold out
Shipping calculated at checkout.
Quantity

The Metra 40-HD20 Antenna Adapter is designed for select Acura, Honda, Mazda, Suzuki, and Toyota vehicles. It provides the antenna connection needed when using an aftermarket antenna with the original factory radio.

Key Features

  • Vehicle-specific antenna adapter for select Acura, Honda, Mazda, Suzuki, and Toyota vehicles
  • Supports using an aftermarket antenna with the original factory radio
  • Female Motorola connector with blue wire lead to male Honda-style antenna connector
  • Helps maintain the AM/FM antenna connection during radio, antenna, navigation, or FM-modulator integration
  • Designed to avoid cutting factory antenna wiring when matched to the correct vehicle and radio configuration

System / Fitment Notes

  • Reverse antenna adapter for retaining the factory radio while adapting an aftermarket antenna connection

Vehicle Compatibility

Make Model Years
Acura CSX 2006-2008
Acura MDX 2005-2013
Acura TL 2007-2008
Acura TSX 2009-2014
Honda Accord 2008-2012
Honda Accord Crosstour 2010-2011
Honda Civic 2006-2011
Honda CR-V 2007-2011
Honda Crosstour 2012-2015
Honda Element 2005-2011
Honda Fit 2007-2013
Honda Insight 2010-2014
Honda Odyssey 2005-2010
Honda Pilot 2006-2011
Honda Ridgeline 2006-2014
Mazda 2 2011-2014
Mazda 3 2010-2016
Mazda 3 Sport 2010-2013
Mazda 5 2012-2014
Mazda 6 2009-2015
Mazda CX-5 2013-2016
Mazda CX-7 2010-2012
Mazda CX-9 2010-2012
Suzuki Kizashi 2010-2013
Toyota Yaris 2019-2020
Toyota Yaris iA 2017-2018

Installation Notes

  • Confirm exact year, make, model, factory radio, antenna connector style, and radio being installed before installation
  • Test-fit the antenna adapter and review manufacturer instructions before final assembly
  • Additional dash kits, wiring harnesses, steering wheel control interfaces, or factory feature-retention parts may be required
  • Professional installation is recommended for best results

What’s in the Box

  • Antenna adapter cable

Technical Specifications

  • Brand: Metra
  • Model: 40-HD20
  • Product Type: Antenna adapter
  • Application: Vehicle antenna integration
  • Connector Type: Female Motorola connector with blue wire lead to male Honda-style antenna connector

Identifiers & Packaging

  • MPN: 40-HD20
  • UPC: 86429137978
  • Sold As: Each
  • Included Components: Antenna adapter cable

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
View full details