Metra 99-9107B is a single-din/double-din radio installation dash kit for select Audi A4, A4 Quattro, S4, and RS4 vehicles with Symphony or navigation radio. It gives the installer the vehicle-specific mounting structure needed to install an aftermarket radio cleanly in the factory dashboard opening. At a Glance Radio installation dash kit for Single-DIN or Double-DIN aftermarket radio installation Designed for Audi models with Symphony or navigation radio Pocket installs below a Single-DIN radio to fill the extra radio-opening space Designed to mount the aftermarket radio in the original factory dash opening Scratch-resistant matte black finish for an OEM-style dashboard appearance ABS plastic construction for a factory-like fit and finish Includes vehicle-specific brackets, trim, pocket, hardware, and installation components as supplied by Metra System / Wiring Notes Metra lists AXVI-9004-NAV interface as sold separately Metra lists 40-EU56 for FAKRA plugs and 40-VW54 for ISO plugs as sold separately After kit installation, the factory dash must be removed if the kit or aftermarket radio needs replacement Exact Vehicle CompatibilityFind your vehicle below, then match the model year and factory-equipment details in the same row. Factory radio, amplifier, navigation, trim, speaker location, and connector differences can change which installation parts are required. If anything differs, contact MCOR before ordering. Make Model Years Factory Equipment / Qualifier Audi A4, RS 4, S4 2005-2008 With factory navigation Audi A4, RS 4, S4 2007-2008 Without factory navigation Audi A4, S4 2002-2005 With Symphony radio Audi A4, S4 2006 With Symphony Plus radio; Without factory navigation Audi A4, S4 2006 With Symphony radio; Without factory navigation Audi A4, S4 2009 convertible Fitment note: Year and model alone are not always enough to confirm compatibility. Match every factory-equipment qualifier shown for your vehicle, and contact MCOR Automotive if the radio, amplifier, navigation, speaker, camera, trim, or connector details are uncertain.Installation Notes Confirm exact vehicle year, model, trim, and factory radio system before installation Confirm factory radio type; this kit is for Symphony or navigation-radio applications Additional wiring harness, antenna adapter, steering wheel control interface, or data interface may be required and is sold separately unless listed as included Retained factory features depend on the vehicle trim level, factory equipment, aftermarket radio, and interface package used Professional installation is recommended for best fitment and proper system integration What's in the Box Dash kit, brackets, pocket, trim, hardware, and components as supplied by Metra Technical Specifications Brand: Metra Model: 99-9107B Product Type: Single-DIN/Double-DIN radio installation dash kit Application: select Audi A4, A4 Quattro, S4, and RS4 vehicles with Symphony or navigation radio Compatibility Type: Vehicle-specific Radio Provision: Single-DIN or Double-DIN Color / Finish: Scratch-resistant matte black Material: ABS plastic Recommended Antenna Adapter: 40-EU56 with FAKRA plugs or 40-VW54 with ISO plugs sold separately Recommended Harness / Interface: AXVI-9004-NAV sold separately Identifiers & Packaging MPN: 99-9107B UPC: 086429204083 Sold As: Kit Included Components: Dash kit, brackets, pocket, trim, hardware, and components 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