Garage
Shop
Loading...
Filters

We are sorry, no available results!

filter-icon Filters & Sort

GROM Audio BMWSB3 BMW Bluetooth Streaming Kit (GROM-BT3-BMWS)

Add Bluetooth Hands Free Calling and Music Streaming to Select 1998-2006 BMW and Mini Factory Radios

BMWSB3 big
Go to item page Right Arrow Icon of Right Arrow

Add Bluetooth Hands Free Calling and Music Streaming to Select 1998-2006 BMW and Mini Factory Radios

• Hands Free Bluetooth Car Kit
• Compatible With Select 1998-2006 BMW and Mini Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30

empty

found car based on your search
This product fits your 2003 Z8
1
$179.99

In stock

• Hands Free Bluetooth Car Kit
• Compatible With Select 1998-2006 BMW and Mini Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player

BMWSB3 small

Item added to your cart.

Price: $179.99

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-VW10 Antenna Adapter

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

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

Connect your factory antenna to a new aftermarket radio for select 1973-2019 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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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

Crux SWR-A

Steering Wheel Control Retention Interface for Analog SWC

SWR-A big
Go to item page Right Arrow Icon of Right Arrow

Steering Wheel Control Retention Interface for Analog SWC

• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
Was $69.95 Details
$43.95

In stock

Only 1 Left!

• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

SWR-A small

Item added to your cart.

Price: $43.95

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

GROM Audio BMWTB3 BMW/Mini/Land Rover Bluetooth Streaming Kit (GROM-BT3-BMWT)

Add Bluetooth Hands Free Calling and Music Streaming to Select 1998-2006 BMW, Mini and Land Rover Factory Radios

BMWTB3 big
Go to item page Right Arrow Icon of Right Arrow

Add Bluetooth Hands Free Calling and Music Streaming to Select 1998-2006 BMW, Mini and Land Rover Factory Radios

• Hands Free Bluetooth Car Kit
• Compatible With Select 1998-2006 BMW, Mini and Rover Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30

empty

found car based on your search
This product fits your 2003 Z8
$179.99

In stock

• Hands Free Bluetooth Car Kit
• Compatible With Select 1998-2006 BMW, Mini and Rover Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player

BMWTB3 small

Item added to your cart.

Price: $179.99

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

GROM Audio BMWTU3 (GROM-USB3-BMWT)

Android and iOS Smartphone Integration for Select 1997-2010 BMW & Rover Vehicles

BMWTU3 big
Go to item page Right Arrow Icon of Right Arrow

Android and iOS Smartphone Integration for Select 1997-2010 BMW & Rover Vehicles

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With 1997-2010 BMW, Mini & Rover Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30

empty

found car based on your search
This product fits your 2003 Z8
1
Was $174.99 Details
$155.99

In stock

BMWTU3 small

Item added to your cart.

Price: $155.99

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
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

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

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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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

GROM Audio BMWSU3 (GROM-USB3-BMWS)

Android and iOS Smartphone Integration for Select 1997-2010 BMW and Mini Vehicles

BMWSU3 big
Go to item page Right Arrow Icon of Right Arrow

Android and iOS Smartphone Integration for Select 1997-2010 BMW and Mini Vehicles

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1997-2010 BMW and Mini Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

shipping truck icon
FREE shipping to VA. Delivers Apr. 10 - Apr. 17

empty

found car based on your search
This product fits your 2003 Z8
1
$174.99

Available

Ships in 10-14 days

BMWSU3 small

Item added to your cart.

Price: $174.99

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
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

Metra 40-VW30 Antenna Adapter

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

40-VW30 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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

Scosche VWARB Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1975-2015 vehicles from Mercedes-Benz, Volkswagen, BMW

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

Connect your factory antenna to a new aftermarket radio for select 1975-2015 vehicles from Mercedes-Benz, Volkswagen, BMW

• Converts standard Motorola female to OEM antenna male
• Use when replacing factory non-amplified antenna
• VW Reverse Antenna Converter
• Aftermarket Antenna Female (Standard Motorola Plug) to Factory Radio Male (OEM Original Proprietary Plug)
• select 1975-2015 vehicles from Mercedes-Benz, Volkswagen, BMW Vehicles

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
$8.95

In stock

Only 1 Left!

• Converts standard Motorola female to OEM antenna male
• Use when replacing factory non-amplified antenna
• VW Reverse Antenna Converter
• Aftermarket Antenna Female (Standard Motorola Plug) to Factory Radio Male (OEM Original Proprietary Plug)
• select 1975-2015 vehicles from Mercedes-Benz, Volkswagen, BMW Vehicles

Metra 40-VW53 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2019 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 1973-2019 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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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-VW20 Antenna Adapter

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

40-VW20 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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 40-VW54 Antenna Adapter

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

40-VW54 big
Go to item page Right Arrow Icon of Right Arrow

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

• Volkswagen Aftermarket Antenna Adapter
• Compatible with select 1973-2017 vehicles from BMW, Audi, Volkswagen Vehicles
• Coax cable powered amplified antenna

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
1
Was $29.99 Details
$9.99

In stock

• Volkswagen Aftermarket Antenna Adapter
• Compatible with select 1973-2017 vehicles from BMW, Audi, Volkswagen Vehicles
• Coax cable powered amplified antenna

GROM Audio BMW & Rover Smartphone Music Streaming Kit (GROM-USB3-BMWT BTD)

Control Your Streaming Music from an Android or iOS Smartphone on Select 1997-2010 BMW & Rover Factory Radios

BTD,BMWTU3 big
Go to item page Right Arrow Icon of Right Arrow

Control Your Streaming Music from an Android or iOS Smartphone on Select 1997-2010 BMW & Rover Factory Radios

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With 1997-2010 BMW, Mini & Rover Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30

empty

found car based on your search
This product fits your 2003 Z8
9
Was $239.98 Details
$220.98

In stock

Only 1 Left!

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With 1997-2010 BMW, Mini & Rover Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

BTD,BMWTU3 small

Item added to your cart.

Price: $220.98

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
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

GROM Audio BMW and Mini Smartphone Music Streaming Kit (GROM-USB3-BMWS BTD)

Control Your Streaming Music from an Android or iOS Smartphone on Select 1997-2010 BMW and Mini Factory Radios

Go to item page Right Arrow Icon of Right Arrow

Control Your Streaming Music from an Android or iOS Smartphone on Select 1997-2010 BMW and Mini Factory Radios

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1997-2010 BMW and Mini Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

empty

found car based on your search
This product fits your 2003 Z8

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1997-2010 BMW and Mini Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

BTD,BMWSU3 small

Item added to your cart.

Price: $239.98

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
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"

82-4301 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This speaker adapter fits your 2003 Z8
  • Front Door 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

FRING65 big
Go to item page Right Arrow Icon of Right Arrow

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
shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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

CSC654 big
Go to item page Right Arrow Icon of Right Arrow

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"

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30
VIP Star Icon

VIP Product Get $6.80 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 Z8
  • Front Door
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

KFC-1666S big
Go to item page Right Arrow Icon of Right Arrow

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"

shipping truck icon
Fast 2-day shipping to VA. Get it Sat, Mar. 30
install icon

Adapter/Wire Harness available and sold separately

found car based on your search
Fits the following location in your 2003 Z8
  • Front Door
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

VSP65 big
Go to item page Right Arrow Icon of Right Arrow

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"

shipping truck icon
FREE 2-day shipping to VA. Get it Sat, Mar. 30
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 Z8
  • Front Door
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

RKFR6 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon
Fast 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Z8
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

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?
    ADVERTISEMENT
    FAQ for your 2003 Z8

    Q: Can I upgrade the factory stereo system in my 2003 BMW Z8?

    A: Yes you can improve your sound in your Z8 by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2003 Z8 if there is a dash kit and harness solution available.

    Save up to 10 different vehicles in your garage

    2003 BMW Z8

    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