Garage
Shop
Loading...
filter-icon Filters & Sort

Metra 40-VW10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Volkswagen, Audi

40-VW10 big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Volkswagen, Audi

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2024 vehicles from Mercedes-Benz, Volkswagen, Audi Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
16
Was $19.99 Details
$7.99

In stock

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2024 vehicles from Mercedes-Benz, Volkswagen, Audi Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

Scosche VWA2B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen

VWA2B big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen

• VW Amplified Antenna Adapter
• select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
22
Was $14.95 Details
$12.99

In stock

Only 1 Left!

• VW Amplified Antenna Adapter
• select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

Metra 40-VW53 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen

40-VW53 big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
3
$12.99

In stock

Only 1 Left!

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2024 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

Scosche VW01B Wiring Harness

Install a new car stereo in select 1975-2017 vehicles from Volkswagen, Audi, Mercedes-Benz

VW01B big
Go to item page Right Arrow Icon of Right Arrow

Install a new car stereo in select 1975-2017 vehicles from Volkswagen, Audi, Mercedes-Benz

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
40
Was $8.95 Details
$7.99

In stock

Only 1 Left!

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

Metra 70-1787 Wiring Harness

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

70-1787 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
6
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

Metra 99-9107B Dash Kit

Install a new Single-DIN or Double-DIN car stereo in select 2002-2009 vehicles from Audi (Matte Black)

99-9107B big
Go to item page Right Arrow Icon of Right Arrow

Install a new Single-DIN or Double-DIN car stereo in select 2002-2009 vehicles from Audi (Matte Black)

• Single-DIN or Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
7
Was $39.99 Details
$27.99

In stock

• Single-DIN or Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

99-9107B small

Item added to your cart.

Price: $27.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 70-1784 Wiring Harness

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

70-1784 big
Go to item page Right Arrow Icon of Right Arrow

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

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
14
Was $29.99 Details
$5.99

In stock

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

Scosche VWK1B Wiring Harness

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

VWK1B big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
Was $10.99 Details
$7.95

In stock

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 2002-2015 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 module)

HRN-RR-AU1 big
Go to item page Right Arrow Icon of Right Arrow

Wire harness to Install iDatalink-compatible car stereo and retain steering wheel controls for select 2002-2015 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

Save 10% at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
1
Was $79.99 Details
$54.99

In stock

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

HRN-RR-AU1 small

Item added to your cart.

Price: $54.99

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 99-9106 Dash Kit

Install a new Single-DIN car stereo in select 1996-2008 vehicles from Audi

99-9106 big
Go to item page Right Arrow Icon of Right Arrow

Install a new Single-DIN car stereo in select 1996-2008 vehicles from Audi

• Single-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Save 10% at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
2
Was $39.99 Details
$28.99

In stock

Only 2 Left!

• Single-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

99-9106 small

Item added to your cart.

Price: $28.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Axxess AXDI-A12 Wiring Interface

Install a Install new car stereo and retention of other factory features

AXDI-A12 big
Go to item page Right Arrow Icon of Right Arrow

Install a Install new car stereo and retention of other factory features

• Provides 12-Volt accessory power (RAP)
• Prewired AXSWC harness (AXSWC sold separately)
• Retains balance and fade
• Micro-B USB Updatable

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $14.00 in rewards to spend later

empty

found car based on your search
This product fits your 2002 A4
Was $155.99 Details
$139.99

In stock

• Provides 12-Volt accessory power (RAP)
• Prewired AXSWC harness (AXSWC sold separately)
• Retains balance and fade
• Micro-B USB Updatable

AXDI-A12 small

Item added to your cart.

Price: $139.99

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 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
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

Metra 99-9103 Dash Kit

Install a new Single-DIN car stereo in select 2000-2008 vehicles from Audi (Matte Black)

99-9103 big
Go to item page Right Arrow Icon of Right Arrow

Install a new Single-DIN car stereo in select 2000-2008 vehicles from Audi (Matte Black)

• Single-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

additional information required
Add more info to confirm vehicle fitment
Was $29.99 Details
$15.99

Available

Ships in 10-14 days

• Single-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

99-9103 small

Item added to your cart.

Price: $15.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

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

Wiring interface bundle for installing a new stereo in select 2001-2015 vehicles from Audi

SEK-MRR-AU1 big
Go to item page Right Arrow Icon of Right Arrow

Wiring interface bundle for installing a new stereo in select 2001-2015 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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
This product fits your 2002 A4
23
Was $279.98 Details
$214.98

In stock

• 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: $214.98

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

iDataLink ADS-MRR Maestro RR Interface Module

Install a new stereo and retain the steering wheel audio controls and other factory features in

ADS-MRR big
Go to item page Right Arrow Icon of Right Arrow

Install a new stereo and retain the steering wheel audio controls and other factory features in

• 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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $16.00 in rewards to spend later

empty

universal icon
Universal-fit, works with nearly all vehicles.
22
Was $199.99 Details
$159.99

In stock

• 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

ADS-MRR small

Item added to your cart.

Price: $159.99

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

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

IBR75 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

universal icon
Universal-fit, works with nearly all vehicles.
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 108-UN02 Dash Kit

Install a new Double-DIN car stereo in (Black)

108-UN02 big
Go to item page Right Arrow Icon of Right Arrow

Install a new Double-DIN car stereo in (Black)

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

universal icon
Universal-fit, works with nearly all vehicles.
Was $69.99 Details
$52.99

In stock

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

108-UN02 small

Item added to your cart.

Price: $52.99

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

PAC VS41

Universal Intelligent and Compact 4-Camera Switcher

VS41 big
Go to item page Right Arrow Icon of Right Arrow

Universal Intelligent and Compact 4-Camera Switcher

• Universal fit
• Supports 4 cameras, front, rear, back and sides
• Works on factory and aftermarket radios, factory radios require interface
• Automatically activates when put in reverse or turn signals activated

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

universal icon
Universal-fit, works with nearly all vehicles.
Was $159.00 Details
$105.99

In stock

• Universal fit
• Supports 4 cameras, front, rear, back and sides
• Works on factory and aftermarket radios, factory radios require interface
• Automatically activates when put in reverse or turn signals activated

VS41 small

Item added to your cart.

Price: $105.99

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-SIRXM-17 Antenna Adapter

Connect your factory SiriusXM antenna to a new aftermarket radio for

40-SIRXM-17 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

universal icon
Universal-fit, works with nearly all vehicles.
2
Was $25.99 Details
$22.99

In stock

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

Metra 107-UN02 Dash Kit

Install a new Double-DIN car stereo in (Matte Black)

107-UN02 big
Go to item page Right Arrow Icon of Right Arrow

Install a new Double-DIN car stereo in (Matte Black)

• Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

universal icon
Universal-fit, works with nearly all vehicles.
$41.99

In stock

Only 3 Left!

• Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

107-UN02 small

Item added to your cart.

Price: $41.99

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

Items per page: 20 40 60

    Clear all
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    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.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    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.

    Save up to 10 different vehicles in your garage

    2002 Audi A4

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner’s manual
    • Vehicle’s insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver’s side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon