If you are looking to buy a stereo, then you've come to the right place. We guarantee fitment and we offer free/discounted install accessories on nearly all our stereos for nearly all vehicles! Look at each product tile in the category listing or visit the car stereo product pages for more details.
Install a new stereo and retain the steering wheel audio controls and other factory features in select 2001-2023 vehicles from Ford, Nissan, Dodge
• Radio Replacement Interface with Steering wheel Control and Factory Amp Integration • For Use w/ Select 2006-Up Vehicle Harnesses • Assign Each Control a Secondary Function • Program it Yourself with a Windows Based Computer
• Radio Replacement Interface with Steering wheel Control and Factory Amp Integration • For Use w/ Select 2006-Up Vehicle Harnesses • Assign Each Control a Secondary Function • Program it Yourself with a Windows Based Computer
Connect your factory antenna to a new aftermarket radio for select 1998-2023 vehicles from BMW, Chevrolet, Ford
• Antenna Adapter Cable
• Compatible with select 1998-2023 vehicles from BMW, Chevrolet, Ford Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio
• Antenna Adapter Cable
• Compatible with select 1998-2023 vehicles from BMW, Chevrolet, Ford Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio
Connect your factory antenna to a new aftermarket radio for select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW
Factory Antenna to Aftermarket Radio Adapter • Compatible with select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW Vehicles • Factory antenna with flat plug to aftermarket radio • A capacitor is included to match the impedance
Factory Antenna to Aftermarket Radio Adapter • Compatible with select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW Vehicles • Factory antenna with flat plug to aftermarket radio • A capacitor is included to match the impedance
Wire harness to Install iDatalink-compatible car stereo and retain steering wheel controls for select 2006-2015 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 module)
Wire harness to Install iDatalink-compatible car stereo and retain steering wheel controls for select 2006-2015 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 module)
• Retains steering wheel controls
• Retains factory multi-function display (MFD)
• Compatible with amplified audio systems
• Provides 12 volt accessory power (RAP)
• iDatalink-ready radio
Connect your factory antenna to a new aftermarket radio for select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW
Aftermarket Radio To Factory Antenna Adapter (Amplified) • Compatible with select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW Vehicles • Includes Power Wire For Antenna Booster • Can Be Used In Place Of 40-VW54
Aftermarket Radio To Factory Antenna Adapter (Amplified) • Compatible with select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW Vehicles • Includes Power Wire For Antenna Booster • Can Be Used In Place Of 40-VW54
Install new car stereo and retain steering wheel audio controls in select 2002-2015 vehicles from Audi
• Retains phone buttons when Alpine, Clarion, Kenwood, Pioneer and Zenec Stereos are Installed
• Retains steering wheel control
• Maintains full Bose amplified system
• Retains phone buttons when Alpine, Clarion, Kenwood, Pioneer and Zenec Stereos are Installed
• Retains steering wheel control
• Maintains full Bose amplified system
Install a new car stereo in select 1980-2017 vehicles from Volkswagen, Audi, Ram
• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required
• Pre-terminated with Butt Connectors
• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required
• Pre-terminated with Butt Connectors
Install new car stereo and retains steering wheel audio controls and other factory features in select 2001-2017 vehicles from Audi
• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required
• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required
Wiring interface bundle for installing a new stereo in select 2006-2015 vehicles from Audi
• Retains the factory amp, backup cam, USB port and more
• Displays engine performance
• Compatible with amplified audio systems
• iDatalink radio ready
• Includes iDataLink HRN-RR-AU1 and iDataLink ADS-MRR
• Retains the factory amp, backup cam, USB port and more
• Displays engine performance
• Compatible with amplified audio systems
• iDatalink radio ready
• Includes iDataLink HRN-RR-AU1 and iDataLink ADS-MRR
USB/3.5mm Extension with water resistant cover - can be surface or flush mounted
• 6.5' USB/3.5mm Mount to RCA A/V Extension • Water resistant cover • Can be flush or surface mounted • Male USB (type-A) connector on one end and a female USB (type-A) port on the other end • Audio/Video RCAs
• 6.5' USB/3.5mm Mount to RCA A/V Extension • Water resistant cover • Can be flush or surface mounted • Male USB (type-A) connector on one end and a female USB (type-A) port on the other end • Audio/Video RCAs
Connect your factory SiriusXM antenna to a new aftermarket radio for
• Adapts factory satellite antenna connector • Located at factory radio location to an aftermarket style connector • Length: 17 feet • Universal application
• Adapts factory satellite antenna connector • Located at factory radio location to an aftermarket style connector • Length: 17 feet • Universal application
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Free install gear for stereos
Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
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FAQ for Aftermarket Stereo Installation Accessories in 2002 A4
Q: Can I upgrade or change the Aftermarket Stereo Installation Accessories in 2002 Audi A4?
A: Yes this page includes all the best Aftermarket Stereo Installation Accessories that work in your A4.