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Metra 86-9001

1998-2006 Volkswagen/Audi/Mercedes Radio Removal Tool

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1998-2006 Volkswagen/Audi/Mercedes Radio Removal Tool

• Radio removal tool for select 1998-2006 Volkswagen, Audi, and Mercedes vehicles

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This product fits your 2004 A6
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Was $23.99 Details
$20.99

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• Radio removal tool for select 1998-2006 Volkswagen, Audi, and Mercedes vehicles

Race Sport Accessories H1TLED

H1 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

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H1 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

• H1 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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This product fits your 2004 A6
Was $89.00 Details
$69.00

In stock

Only 1 Left!

• H1 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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H7 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

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H7 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

• H7 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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This product fits your 2004 A6
Was $89.00 Details
$69.00

In stock

Only 2 Left!

• H7 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

GROM Audio AUDA1

Auxillary Cable Input Car Stereo Kit with 3.5mm Cable for select 1998-2008 vehicles from Audi

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Auxillary Cable Input Car Stereo Kit with 3.5mm Cable for select 1998-2008 vehicles from Audi

• Auxillary Cable Input Car Stereo Kit for select 1998-2008 vehicles from Audi
• Easy connection between the car stereo and MP3/smartphone/iPod
• Includes a 5 ft. 3.5mm audio phone jack cable

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This product fits your 2004 A6
$96.99

Available

Ships in 10-14 days

• Auxillary Cable Input Car Stereo Kit for select 1998-2008 vehicles from Audi
• Easy connection between the car stereo and MP3/smartphone/iPod
• Includes a 5 ft. 3.5mm audio phone jack cable

Crux BTS-VW1

Bluetooth Audio Streaming, USB Connectivity & Line Input Interface for Select 1999 - 2008 Volkswagen & Audi Vehicles

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Bluetooth Audio Streaming, USB Connectivity & Line Input Interface for Select 1999 - 2008 Volkswagen & Audi Vehicles

• Adds Bluetooth Music Streaming
• For Select Audi & Volkswagen Vehicles
• Adds an AUX Input
• Navigation App Voice through Factory Speakers
• Dimension: 3.5" L x 2.5" W x 7" H

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Was $161.95 Details
$99.95

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• Adds Bluetooth Music Streaming
• For Select Audi & Volkswagen Vehicles
• Adds an AUX Input
• Navigation App Voice through Factory Speakers
• Dimension: 3.5" L x 2.5" W x 7" H

Race Sport Accessories H3TLED

H3 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pin Point Projection Optical Aims

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H3 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pin Point Projection Optical Aims

• H3 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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

VIP Product Get $6.90 in rewards to spend later

empty

found car based on your search
This product fits your 2004 A6
Was $89.00 Details
$69.00

In stock

Only 2 Left!

• H3 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

Metra 40-VW10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

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This product fits your 2004 A6
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Was $11.99 Details
$9.99

In stock

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Ram, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Ram, Volkswagen

• Antenna Adapter Cable
• Compatible with select 2000-2025 vehicles from Audi, Ram, Volkswagen Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

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This product fits your 2004 A6
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Was $22.99 Details
$19.99

In stock

• Antenna Adapter Cable
• Compatible with select 2000-2025 vehicles from Audi, Ram, Volkswagen Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Scosche SAAI651

select 1996-2008 vehicles from Audi Multi 6.5" Speaker Adapter

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select 1996-2008 vehicles from Audi Multi 6.5" Speaker Adapter

• 6.5" Multi Speaker Adapter
• Compatible with select 1996-2008 vehicles from Audi Vehicles

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Fitment warning: The manufacturer states these adapters fit speaker locations in your vehicle; however, we have yet to verify your vehicle speaker specifications and therefore cannot confirm if or where these adapters will fit.
1
Was $14.95 Details
$10.95

In stock

Only 3 Left!

• 6.5" Multi Speaker Adapter
• Compatible with select 1996-2008 vehicles from Audi Vehicles

GROM Audio AUDU3 (GROM-USB3-AUD)

Android and iOS Smartphone Integration for Select 1998-2009 Audi Vehicles

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Android and iOS Smartphone Integration for Select 1998-2009 Audi Vehicles

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1998-2009 Audi Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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This product fits your 2004 A6
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$174.99

In stock

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Metra 70-1784 Wiring Harness

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

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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

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$12.99

In stock

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

Scosche VWA4B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Ram, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Ram, Volkswagen

• Audi/BMW/VW Antenna Adaptor
• adapts factory antenna to aftermarket radio
• select 2000-2025 vehicles from Audi, Ram, Volkswagen Vehicles

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This product fits your 2004 A6
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Was $15.79 Details
$12.99

In stock

• Audi/BMW/VW Antenna Adaptor
• adapts factory antenna to aftermarket radio
• select 2000-2025 vehicles from Audi, Ram, Volkswagen Vehicles

Scosche VWA3RB Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2025 vehicles from Ford, BMW, Chevrolet

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Connect your factory antenna to a new aftermarket radio for select 1998-2025 vehicles from Ford, BMW, Chevrolet

• select 1998-2025 vehicles from Ford, BMW, Chevrolet Vehicles
• Aftermarket Antenna Female (Motorola Plug) to Factory Radio Male (Proprietary Plug)

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This product fits your 2004 A6
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$9.95

In stock

• select 1998-2025 vehicles from Ford, BMW, Chevrolet Vehicles
• Aftermarket Antenna Female (Motorola Plug) to Factory Radio Male (Proprietary Plug)

GROM Audio Audi Smartphone Music Streaming Kit (GROM-USB3-AUD BTD)

Control Your Streaming Music from an Android or iOS Smartphone on Select 1998-2009 Audi Factory Radios

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Control Your Streaming Music from an Android or iOS Smartphone on Select 1998-2009 Audi Factory Radios

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1998-2009 Audi Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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This product fits your 2004 A6
10
Was $239.98 Details
$238.99

In stock

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• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1998-2009 Audi Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

Scosche VW01B Wiring Harness

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

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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

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This product fits your 2004 A6
40
Was $8.95 Details
$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

Scosche AU2380B / AU2380 Dash Kit

Install a new Single-DIN or Double-DIN car stereo in select 1998-2005 vehicles from Audi

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Install a new Single-DIN or Double-DIN car stereo in select 1998-2005 vehicles from Audi

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

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$14.99

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

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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This product fits your 2004 A6
6
Was $33.99 Details
$29.99

In stock

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

iDataLink Maestro HRN-RR-AU1 Wiring Harness

Install a New Car Stereo in select 2002-2015 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 Module)

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Install a New Car Stereo in select 2002-2015 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 Module)

• Fits select 2002-2015 vehicles from Audi
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides accessory power, navigation and illumination outputs

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This product fits your 2004 A6
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Was $79.99 Details
$54.99

In stock

• Fits select 2002-2015 vehicles from Audi
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides accessory power, navigation and illumination outputs

Metra 40-VW30 Antenna Adapter

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

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

• Antenna Adapter Kit
• Compatible with select 1973-2017 vehicles from BMW, Volkswagen, Audi Vehicles
• For adding source units with FM modulator

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This product fits your 2004 A6
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$21.99

In stock

• Antenna Adapter Kit
• Compatible with select 1973-2017 vehicles from BMW, Volkswagen, Audi Vehicles
• For adding source units with FM modulator

Metra 40-VW53 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

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This product fits your 2004 A6
3
Was $17.99 Details
$15.99

Available

Ships in 10-14 days

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

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    FAQ for your 2004 A6

    Q: Can I upgrade the factory stereo system in my 2004 Audi A6?

    A: Yes you can improve your sound in your A6 by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2004 A6 if there is a dash kit and harness solution available.

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    2004 Audi A6

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    • Owner’s manual
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    • Vehicle produced after 2005: Inside driver’s side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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