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Race Sport Accessories H11TLED

H11 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

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H11 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

• H11 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 Z4
Was $89.00 Details
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• H11 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

Diamond Audio VSP4BMW

160W Peak (80W RMS) 4" VSP Series 2-way 4-ohm Component Speaker Set for select 2003-2025 vehicles from BMW

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160W Peak (80W RMS) 4" VSP Series 2-way 4-ohm Component Speaker Set for select 2003-2025 vehicles from BMW

• 80 watts Peak Each, 40 watts RMS Each
• Silk Dome tweeters
• Reinforced Glass Fiber cone material
• Impedance:
• Sensitivity: 85.6 dB

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$449.99

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• 80 watts Peak Each, 40 watts RMS Each
• Silk Dome tweeters
• Reinforced Glass Fiber cone material
• Impedance:
• Sensitivity: 85.6 dB

Metra 40-EU10 Antenna Adapter

Install a New Car Stereo and Retain Factory Antenna in select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford

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Install a New Car Stereo and Retain Factory Antenna in select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford

• Retains factory antenna for select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford
• Male Motorola on one end
• Male European-style FAKRA connector on the other end
• Easy installation
• No cutting or splicing required

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• Retains factory antenna for select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford
• Male Motorola on one end
• Male European-style FAKRA connector on the other end
• Easy installation
• No cutting or splicing required

Crux SWR-A

Steering Wheel Control Retention Interface for Analog SWC

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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

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• 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

Race Sport Accessories H7TLED

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 Z4
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 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

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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

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$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

Raptor AD-EU1 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford

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Connect your factory antenna to a new aftermarket radio for select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford

Antenna to Radio Adapter Cable
• select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford Vehicles
• Factory antenna with mini-style plug to aftermarket radio

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Antenna to Radio Adapter Cable
• select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford Vehicles
• Factory antenna with mini-style plug to aftermarket radio

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

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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

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$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

Axxess AXLOC-BM1

2-Channel Line Output Converter with Plug and Play T-harness for adding an aftermarket amplifier in BMW/MINI/VW 2001-2017

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2-Channel Line Output Converter with Plug and Play T-harness for adding an aftermarket amplifier in BMW/MINI/VW 2001-2017

• Plug and Play Design (No cutting or splicing)
• Provides 12-volt 500-mA remote wire
• Includes gain level controller to adjust the overall output
• Designed to provide 2-channels of low-level audio

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• Plug and Play Design (No cutting or splicing)
• Provides 12-volt 500-mA remote wire
• Includes gain level controller to adjust the overall output
• Designed to provide 2-channels of low-level audio

Scosche VW03B Wiring Harness

Install a new car stereo in select 2000-2009 vehicles from BMW, MINI, Pontiac

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Install a new car stereo in select 2000-2009 vehicles from BMW, MINI, Pontiac

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

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

Scosche VWA3B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford

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Connect your factory antenna to a new aftermarket radio for select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford

• select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford Vehicles
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)

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• select 2000-2018 vehicles from BMW, Mercedes-Benz, Ford Vehicles
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)

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

GROM Audio BMWTU3 (GROM-USB3-BMWT)

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

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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

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Metra 70-9003 Wiring Harness

Install a new car stereo in select 2000-2009 vehicles from BMW, MINI, Pontiac

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Install a new car stereo in select 2000-2009 vehicles from BMW, MINI, Pontiac

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

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

Metra 99-9303 Dash Kit

Install a new Single-DIN car stereo in select 2003-2008 vehicles from BMW

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Install a new Single-DIN car stereo in select 2003-2008 vehicles from BMW

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

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

Metra 40-EU20 Antenna Adapter

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

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

• Radio to Antenna Adapter
• select 1998-2025 vehicles from BMW, Ford, Chevrolet Vehicles
• Factory radio with mini-style plug to universal antenna

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• Radio to Antenna Adapter
• select 1998-2025 vehicles from BMW, Ford, Chevrolet Vehicles
• Factory radio with mini-style plug to universal 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

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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

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$239.98

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• 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

Metra 40-EU30 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1999-2017 vehicles from Mercedes-Benz, BMW, Ford

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Connect your factory antenna to a new aftermarket radio for select 1999-2017 vehicles from Mercedes-Benz, BMW, Ford

• Antenna Adapter Kit
• select 1999-2017 vehicles from Mercedes-Benz, BMW, Ford Vehicles
• Antenna adapters for adding CD changer or other sources with FM modulator

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• Antenna Adapter Kit
• select 1999-2017 vehicles from Mercedes-Benz, BMW, Ford Vehicles
• Antenna adapters for adding CD changer or other sources with FM modulator

Scosche BW2335B / BW2335 Dash Kit

Install a new Single-DIN car stereo in select 2003-2016 BMW Z4 (Black)

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Install a new Single-DIN car stereo in select 2003-2016 BMW Z4 (Black)

• Single-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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$12.99

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

Metra 72-9005

Install New Speakers in select 1998-2023 vehicles from BMW, MINI

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Install New Speakers in select 1998-2023 vehicles from BMW, MINI

• Fits select 1998-2023 vehicles from BMW, MINI
• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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• Fits select 1998-2023 vehicles from BMW, MINI
• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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    FAQ for your 2004 Z4

    Q: Can I upgrade the factory stereo system in my 2004 BMW Z4?

    A: Yes you can improve your sound in your Z4 by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2004 Z4 if there is a dash kit and harness solution available.

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    2004 BMW Z4

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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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