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iDataLink ADS-MRR Maestro RR Interface Module

Install a new stereo and retain the steering wheel audio controls and other factory features in select 2001-2023 vehicles from Ford, Nissan, Dodge

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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

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FREE 3-day shipping to VA. Get it Wed, Oct. 4
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This product fits your 2002 A4

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Was $199.99 Details
$159.99

In stock

Only 3 Left!

• 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

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Price: $159.99

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Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2023 vehicles from BMW, Chevrolet, Ford

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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This product fits your 2002 A4

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• Antenna Adapter Cable
• Compatible with select 1998-2023 vehicles from BMW, Chevrolet, Ford Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Metra 70-1784 Wiring Harness

Install a new car stereo in select 1980-2017 vehicles from Volkswagen, Audi, Ram

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4

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• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Metra 40-VW10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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This product fits your 2002 A4

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$7.99

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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

Scosche VW01B Wiring Harness

Install a new car stereo in select 1980-2017 vehicles from Volkswagen, Audi, Ram

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4

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$7.99

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Only 3 Left!

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

iDataLink HRN-RR-AU1

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)

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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

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FREE 3-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 2002 A4

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Was $79.99 Details
$54.99

In stock

Only 2 Left!

• Retains steering wheel controls
• Retains factory multi-function display (MFD)
• Compatible with amplified audio systems
• Provides 12 volt accessory power (RAP)
• iDatalink-ready radio

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Price: $54.99

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Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Metra 70-1787 Wiring Harness

Install a new car stereo and retain factory amplifier in select 1996-2006 vehicles from Audi, Porsche

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Install a new car stereo and retain factory amplifier in select 1996-2006 vehicles from Audi, Porsche

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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Fast 3-day shipping to VA. Get it Wed, Oct. 4

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Was $29.99 Details
$13.99

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Axxess AXVI-9004

Audi CAN Interface 2002-2013

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Audi CAN Interface 2002-2013

• Retained Accessory Power
• Pre-wired AXSWC harness
• Micro-B USB updatable
• High-level speaker input

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FREE 3-day shipping to VA. Get it Wed, Oct. 4

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Was $153.00 Details
$87.99

In stock

Only 2 Left!

• Retained Accessory Power
• Pre-wired AXSWC harness
• Micro-B USB updatable
• High-level speaker input

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Item added to your cart.

Price: $87.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Metra 40-VW53 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2019 vehicles from Audi, Mercedes-Benz, BMW

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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This product fits your 2002 A4

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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

Scosche VWA2B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2017 vehicles from BMW, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1973-2017 vehicles from BMW, Audi, Volkswagen

• VW Amplified Antenna Adapter
• select 1973-2017 vehicles from BMW, Audi, Volkswagen Vehicles

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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This product fits your 2002 A4

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$12.99

In stock

Only 2 Left!

• VW Amplified Antenna Adapter
• select 1973-2017 vehicles from BMW, Audi, Volkswagen Vehicles

Axxess XSVI-9004-NAV Wiring Interface

Install new car stereo and retain accessory power in

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Install new car stereo and retain accessory power in

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

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FREE 3-day shipping to VA. Get it Wed, Oct. 4

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Was $109.99 Details
$87.99

In stock

Only 3 Left!

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

XSVI-9004-NAV small

Item added to your cart.

Price: $87.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Scosche VWK1B Wiring Harness

Install a new car stereo in select 1980-2017 vehicles from Volkswagen, Audi, Ram

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4

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Was $10.99 Details
$7.95

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Scosche AI02AR Wiring Interface

Install new car stereo and retain steering wheel audio controls in select 2002-2015 vehicles from Audi

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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

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FREE 3-day shipping to VA. Get it Wed, Oct. 4

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Was $72.99 Details
$69.99

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Only 1 Left!

• Retains phone buttons when Alpine, Clarion, Kenwood, Pioneer and Zenec Stereos are Installed
• Retains steering wheel control
• Maintains full Bose amplified system

AI02AR small

Item added to your cart.

Price: $69.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Scosche VW01BCB Wiring Harness

Install a new car stereo in select 1980-2017 vehicles from Volkswagen, Audi, Ram

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4

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$8.95

In stock

Only 3 Left!

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required
• Pre-terminated with Butt Connectors

Scosche LPAI25 Wiring Interface

Install new car stereo and retain steering wheel audio controls and safety warning chimes in select 2000-2015 vehicles from Audi,

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Install new car stereo and retain steering wheel audio controls and safety warning chimes in select 2000-2015 vehicles from Audi,

• Provides 12-Volt accessory power (RAP)
• Retains steering wheel control
• Retains all safety and warning chimes
• Micro-B USB Updatable

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FREE 3-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 2002 A4

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Was $105.73 Details
$97.99

In stock

Only 2 Left!

• Provides 12-Volt accessory power (RAP)
• Retains steering wheel control
• Retains all safety and warning chimes
• Micro-B USB Updatable

LPAI25 small

Item added to your cart.

Price: $97.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Crux SWRAD-55 Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2001-2017 vehicles from Audi

SWRAD-55 main
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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

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FREE shipping to VA. Delivers Oct. 7 - Oct. 11
found car based on your search
This product fits your 2002 A4

empty

Was $171.95 Details
$106.95

In stock.

• 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

SWRAD-55 small

Item added to your cart.

Price: $106.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

iDatalink HRN-RR-AU1 Wire Harness with ADS-MRR Maestro RR Interface Module

Wiring interface bundle for installing a new stereo in select 2006-2015 vehicles from Audi

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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

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FREE shipping to VA. Delivers Oct. 12 - Oct. 19
found car based on your search
This product fits your 2002 A4

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Was $254.98 Details
$204.98

Available

Ships in 10-14 days

• 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

SEK-MRR-AU1 small

Item added to your cart.

Price: $204.98

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Install Bay USB/3.5mm Mount to RCA A/V Extension (IBR75)

USB/3.5mm Extension with water resistant cover - can be surface or flush mounted

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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Universal-fit, works with nearly all vehicles.

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3
$19.99

In stock

• 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

Metra 40-SIRXM-17 Antenna Adapter

Connect your factory SiriusXM antenna to a new aftermarket radio for

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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

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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Universal-fit, works with nearly all vehicles.

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• Adapts factory satellite antenna connector
• Located at factory radio location to an aftermarket style connector
• Length: 17 feet
• Universal application

Install Bay IBR74

Dual USB Pass Through Extension Panel

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Dual USB Pass Through Extension Panel

• Dual Male to Female USB Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush or Surface Mount Your USB Ports

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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Universal-fit, works with nearly all vehicles.

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$15.99

In stock

Only 1 Left!

• Dual Male to Female USB Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush or Surface Mount Your USB Ports

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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.

    2002 Audi A4

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