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

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This product fits your 2003 A8 Quattro
5
Was $19.99 Details
$10.99

In stock

Only 3 Left!

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

Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, GMC

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Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, GMC

• Antenna Adapter Cable
• Compatible with select 1998-2024 vehicles from BMW, Chevrolet, GMC Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

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

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found car based on your search
This product fits your 2003 A8 Quattro
30
Was $27.99 Details
$13.99

In stock

• Antenna Adapter Cable
• Compatible with select 1998-2024 vehicles from BMW, Chevrolet, GMC Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Metra 40-VW10 Antenna Adapter

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

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

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2019 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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Fast 3-day shipping to VA. Get it Wed, Apr. 3

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found car based on your search
This product fits your 2003 A8 Quattro
14
Was $19.99 Details
$7.99

In stock

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2019 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

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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FREE shipping to VA. Delivers Apr. 11 - Apr. 18

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found car based on your search
This product fits your 2003 A8 Quattro
$174.99

Available

Ships in 10-14 days

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Item added to your cart.

Price: $174.99

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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
Essential add-ons
GROM Audio C-35USB

5 Ft 3.5mm Auxiliary Input Cable with 5 Volt USB Charging

$16.99

$19.99

Add to cart
GROM Audio BTD

Optional Bluetooth Module for Music Streaming and Hands Free Calling

$64.99

$64.99

Add to cart
Five Piece Installer's Panel Removal Tool Kit

Helps with removing dash and trim panels during car stereo installation.

$18.99

$11.99

Add to cart

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, Apr. 3

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This product fits your 2003 A8 Quattro
22
Was $14.95 Details
$12.99

In stock

Only 3 Left!

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

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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FREE 3-day shipping to VA. Delivers Apr. 8 - Apr. 10

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found car based on your search
This product fits your 2003 A8 Quattro
Was $161.95 Details
$99.95

In stock.

• 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

BTS-VW1 small

Item added to your cart.

Price: $99.95

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

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found car based on your search
This product fits your 2003 A8 Quattro
2
Was $29.99 Details
$19.99

In stock

Only 3 Left!

• 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 1973-2019 vehicles from Mercedes-Benz, Audi, Volkswagen

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

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2019 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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Fast 3-day shipping to VA. Get it Wed, Apr. 3

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found car based on your search
This product fits your 2003 A8 Quattro
3
$12.99

In stock

Only 3 Left!

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2019 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

Metra 40-EU20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, Ford

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Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, Ford

• Radio to Antenna Adapter
• select 1998-2024 vehicles from BMW, Chevrolet, Ford Vehicles
• Factory radio with mini-style plug to universal antenna

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

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found car based on your search
This product fits your 2003 A8 Quattro
Was $29.99 Details
$8.99

In stock

Only 3 Left!

• Radio to Antenna Adapter
• select 1998-2024 vehicles from BMW, Chevrolet, Ford Vehicles
• Factory radio with mini-style plug to universal antenna

Metra 40-VW20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1982-2019 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1982-2019 vehicles from Mercedes-Benz, Audi, Volkswagen

• Factory Radio to Aftermarket Antenna Adapter
• Compatible with select 1982-2019 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

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

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found car based on your search
This product fits your 2003 A8 Quattro
Was $29.99 Details
$4.99

In stock

• Factory Radio to Aftermarket Antenna Adapter
• Compatible with select 1982-2019 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

Metra 72-9003

Speaker Harness for select 1996-2010 vehicles from Audi

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Speaker Harness for select 1996-2010 vehicles from Audi

• Universal Speaker Harness
• Compatible with select 1996-2010 vehicles from Audi Vehicles
• Plugs Directly into Vehicles Harness
• Durable Plastic and Metal Materials \

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

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found car based on your search
This product fits your 2003 A8 Quattro
Was $19.99 Details
$6.99

In stock

• Universal Speaker Harness
• Compatible with select 1996-2010 vehicles from Audi Vehicles
• Plugs Directly into Vehicles Harness
• Durable Plastic and Metal Materials \

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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found car based on your search
This product fits your 2003 A8 Quattro
8
Was $239.98 Details
$238.99

• 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

BTD,AUDU3 small

Item added to your cart.

Price: $238.99

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
Essential add-ons
GROM Audio C-35USB

5 Ft 3.5mm Auxiliary Input Cable with 5 Volt USB Charging

$16.99

$19.99

Add to cart
Five Piece Installer's Panel Removal Tool Kit

Helps with removing dash and trim panels during car stereo installation.

$18.99

$11.99

Add to cart

Metra 82-4301

Universal 1" Speaker Spacer Rings for 6" to 6-3/4"

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Universal 1" Speaker Spacer Rings for 6" to 6-3/4"

• Universal 1" Speaker Spacer Rings for 6" to 6.75" Aftermarket Car Speakers
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

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

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This speaker adapter fits your 2003 A8 Quattro
  • Rear Deck Corner 6.5" Full-Range
3
Was $17.99 Details
$14.99

In stock

• Universal 1" Speaker Spacer Rings for 6" to 6.75" Aftermarket Car Speakers
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

NVX FRING65

2 Piece 6.5" or 6.75" Self-Adhesive Foam Speaker Ring Baffle Kit

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2 Piece 6.5" or 6.75" Self-Adhesive Foam Speaker Ring Baffle Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

Save 10% at CheckoutShop all deals
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Fast 3-day shipping to VA. Get it Wed, Apr. 3

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found car based on your search
This product fits your 2003 A8 Quattro
22
Was $19.99 Details
$14.99

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

Limited time!

Kicker CSC654 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series Coaxial Speakers with PEI Tweeters

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600W Peak (200W RMS) 6.5” CS Series Coaxial Speakers with PEI Tweeters

• 300 watts Max Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB
• Mounting Depth: 3/8"

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FREE 2-day shipping to VA. Get it Tue, Apr. 2
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VIP Product Get $6.80 in rewards to spend later

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Adapter/Wire Harness available and sold separately

found car based on your search
Fits the following location in your 2003 A8 Quattro
  • Rear Deck Corner
39
Was $99.99 Details
Save $32.03
$67.96 /pair

In stock

Limited time!

Kenwood KFC-1666S

600W Peak (60W RMS) Sport Series 6.5" 2-Way Coaxial Car Speakers

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600W Peak (60W RMS) Sport Series 6.5" 2-Way Coaxial Car Speakers

• 300 Watts Max Each, 30 Watts RMS Each
• 1" Balanced Dome Tweeter
• Polypropylene Cone
• 4 ohms Impedance
• Sensitivity: 90dB
• Mounting Depth: 1-11/16"

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Fast 2-day shipping to VA. Get it Tue, Apr. 2
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Adapter/Wire Harness available and sold separately

found car based on your search
Fits the following location in your 2003 A8 Quattro
  • Rear Deck Corner
18
Was $70.00 Details
Save 60.01%
$27.99 /pair

In stock

NVX VSP65

600W Peak (200W RMS) 6.5" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

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600W Peak (200W RMS) 6.5" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

• 300 watts Peak Each, 100 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 89 dB
• Mounting Depth: 2.51"

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FREE 2-day shipping to VA. Get it Tue, Apr. 2
VIP Star Icon

VIP Product Get $11.00 in rewards to spend later

install icon

Adapter/Wire Harness available and sold separately

found car based on your search
Fits the following location in your 2003 A8 Quattro
  • Rear Deck Corner
59
Was $137.99 Details
$109.99 /pair

In stock

Stinger Roadkill RKFR6

FAST Foam Speaker Enhancer System Kit for 6" and 6.5" Drivers 3pc

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FAST Foam Speaker Enhancer System Kit for 6" and 6.5" Drivers 3pc

• F.A.S.T. Ring Kit for 6" and 6.5" Speakers
• Includes 3 piece foam speaker rings
• Acoustically seals speakers for better sound performance
• Absorbs rear wave, prevents front and rear wave cancellation and reduces panels vibrations

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

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found car based on your search
This product fits your 2003 A8 Quattro
23
Was $39.00 Details
$20.99

In stock

• F.A.S.T. Ring Kit for 6" and 6.5" Speakers
• Includes 3 piece foam speaker rings
• Acoustically seals speakers for better sound performance
• Absorbs rear wave, prevents front and rear wave cancellation and reduces panels vibrations

Metra 81-4300

Universal Speaker Baffles for 5-1/4" and 6-1/2" Speakers

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Universal Speaker Baffles for 5-1/4" and 6-1/2" Speakers

• Universal Speaker Baffles
• Works for 5-1/4" & 6-1/2" Speakers
• Durable ABS Plastic Construction
• Protects the Back of the Speaker
• Reduces Panel Vibration
• Blocks Road Noise
• Creates a Tight Acoustic Seal

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

empty

found car based on your search
This product fits your 2003 A8 Quattro
24
Was $19.99 Details
$10.99

In stock

• Universal Speaker Baffles
• Works for 5-1/4" & 6-1/2" Speakers
• Durable ABS Plastic Construction
• Protects the Back of the Speaker
• Reduces Panel Vibration
• Blocks Road Noise
• Creates a Tight Acoustic Seal

Kicker CS65

600W Peak (200W RMS) 6.5" 2-Way CS Series Coaxial Speakers w/ PEI Tweeters

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600W Peak (200W RMS) 6.5" 2-Way CS Series Coaxial Speakers w/ PEI Tweeters

• Peak Power: 600W
• RMS Power: 200W
• 1/2" Polyetherimide (PEI) Balanced Dome Tweeter
• Mounting Depth: 1-11/16"
• Polypropylene Woofer Cone
• 4 Ohms Impedance
• Sensitivity: 90dB

shipping truck icon
FREE 2-day shipping to VA. Get it Tue, Apr. 2
install icon

Adapter/Wire Harness available and sold separately

found car based on your search
Fits the following location in your 2003 A8 Quattro
  • Rear Deck Corner
105
Was $99.99 Details
$62.96 /pair

In stock

• Peak Power: 600W
• RMS Power: 200W
• 1/2" Polyetherimide (PEI) Balanced Dome Tweeter
• Mounting Depth: 1-11/16"
• Polypropylene Woofer Cone
• 4 Ohms Impedance
• Sensitivity: 90dB

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    FAQ for your 2003 A8 Quattro

    Q: Can I upgrade the factory stereo system in my 2003 Audi A8 Quattro?

    A: Yes you can improve your sound in your A8 Quattro by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2003 A8 Quattro if there is a dash kit and harness solution available.

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    2003 Audi A8 Quattro

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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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