The Metra 40-EU56 is a powered European dual Fakra antenna adapter engineered for select 2005+ European vehicles equipped with amplified dual antenna systems. Designed for aftermarket radio installations, this adapter retains factory AM/FM antenna functionality while converting the factory dual Fakra antenna connection to the standard Motorola-style plug used by aftermarket multimedia radios. Built with integrated powered antenna retention circuitry, the 40-EU56 helps maintain proper antenna amplifier operation in vehicles using amplified factory antenna systems. This ensures stronger AM/FM reception after upgrading to Apple CarPlay®, Android Auto™, Bluetooth®, navigation, and touchscreen multimedia systems. Features European amplified antenna adapter Dual Fakra antenna support Retains factory AM/FM antenna functionality Converts dual Fakra connectors to Motorola connection Integrated amplified antenna retention Plug-and-play installation OEM-quality molded connectors Designed for aftermarket multimedia radios Maintains factory radio reception Compatible with amplified European antenna systems Specifications Product Type: Antenna Adapter Vehicle Compatibility: Select European Vehicles (2005-Up) Connector Type: Dual Fakra to Motorola Amplified Antenna Support: Yes Installation Type: Plug-And-Play Power Lead: Blue amplified antenna turn-on wire Common Vehicle Compatibility Audi A3 / A4 / A5 / TT / Q5 Volkswagen Jetta / Golf / GTI / Passat Mercedes-Benz C-Class / E-Class BMW applications Jaguar applications (Exact compatibility varies depending on trim level, radio configuration, and antenna setup.) Included In The Box 40-EU56 antenna adapter Integrated antenna power wire lead