Metra 40-KI31 Hyundai Kia Antenna Adapter Kit for FM Modulator 2009-Up

The Metra 40-KI31 Antenna Adapter is designed for select Hyundai and Kia vehicles. It provides the required antenna connection support when installing an external FM modulator with the factory radio and antenna.

Key Features

• Antenna adapter for select Hyundai and Kia vehicles
• Supports an external FM modulator with the factory radio and antenna
• Two-cable kit with male/female Motorola-style connectors and factory-style antenna connectors
• Helps maintain proper AM/FM antenna signal connection during radio or antenna integration
• Vehicle-specific adapter for cleaner installation without cutting factory antenna wiring

System / Fitment Notes

• Match this adapter to the vehicle antenna connector direction and the radio or FM modulator being installed
• Some vehicles require separate dash kits, wiring harnesses, steering wheel control interfaces, or factory feature retention parts

Vehicle Compatibility

Installation Notes

• Confirm exact year, make, model, factory radio, and antenna connector style before installation
• Test-fit the antenna adapter and review manufacturer instructions before final assembly
• Additional installation parts may be required depending on the radio and vehicle configuration
• Professional installation is recommended for best results

What’s in the Box

• Antenna adapter kit with two cables

Technical Specifications

• Brand: Metra
• Model: 40-KI31
• Product Type: Antenna adapter
• Application: Vehicle antenna integration

Identifiers & Packaging

• MPN: 40-KI31
• UPC: 86429174836
• Sold As: Kit
• Included Components: Antenna adapter kit with two cables

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