Metra 40-VW12 Antenna Adapter for Mercedes Radio Installs

The Metra 40-VW12 Antenna Adapter Plug is used during radio replacement or FM-modulator installation in select Mercedes-Benz vehicles with compatible Volkswagen/Audi European-style antenna connectors. It adapts the vehicle antenna connection so the factory antenna system can work with the new radio or connected device when the factory plug does not directly match.

Key Features

• Adapts the vehicle antenna cable to an aftermarket radio
• Male Motorola connector on one end
• Female Volkswagen/Audi European-style antenna connector on the other end
• No internal capacitor, helping avoid reception issues on some European vehicles
• Helps retain AM/FM antenna reception during compatible installations
• Designed for vehicle-specific antenna connector applications

Vehicle Compatibility

Installation Notes

• Confirm exact year, make, model, trim level, factory radio, and factory audio system before installation
• Test-fit the antenna adapter and review manufacturer instructions before final assembly
• Additional parts may be required depending on vehicle equipment and the aftermarket radio or accessory being installed
• Professional installation is recommended for best fit, wiring integrity, and long-term reliability

What's in the Box

• Antenna adapter cable as supplied by Metra

Technical Specifications

• Brand: Metra
• Model: 40-VW12
• Product Type: Antenna adapter plug
• Application: Select Mercedes-Benz vehicles
• Radio Side Connector: Male Motorola
• Vehicle Side Connector: Female Volkswagen/Audi European-style antenna connector
• Compatibility Type: Factory antenna to aftermarket radio

Identifiers & Packaging

• MPN: 40-VW12
• UPC: 86429010240
• Sold As: Each
• Included Components: Antenna adapter cable as supplied by Metra

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