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Metra 40-VW10 Antenna Adapter

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

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

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

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List price $11.99
-33% $7.99

In stock

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

Metra 40-VW53 Antenna Adapter

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

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

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

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3
List price $17.99
-28% $12.99

In stock

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

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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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List price $21.99
-14% $18.99

In stock

• 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

Metra 40-VW12 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1981-2008 vehicles from Mercedes-Benz

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Connect your factory antenna to a new aftermarket radio for select 1981-2008 vehicles from Mercedes-Benz

• European factory antenna with flat plug to aftermarket radio
• Compatible with select 1981-2008 vehicles from Mercedes-Benz Vehicles

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List price $16.99
-41% $9.99

In stock

• European factory antenna with flat plug to aftermarket radio
• Compatible with select 1981-2008 vehicles from Mercedes-Benz Vehicles

Metra 95-8722B Dash Kit

Install a new Double-DIN car stereo in select 2001-2006 vehicles from Mercedes-Benz (Matte Black)

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Install a new Double-DIN car stereo in select 2001-2006 vehicles from Mercedes-Benz (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

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1
List price $36.99
-54% $16.99

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

Scosche MZ2340B / MZ2340 Dash Kit

Install a new Single-DIN car stereo in select 2002-2004 C-Class (Black)

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Install a new Single-DIN car stereo in select 2002-2004 C-Class (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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3
List price $35.47
-35% $22.99

In stock

Only 1 Left!

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

Scosche LMZ30 Wiring Interface

Install new car stereo and retain steering wheel audio controls and safety warning chimes in select 2001-2004 C-Class

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Install new car stereo and retain steering wheel audio controls and safety warning chimes in select 2001-2004 C-Class

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Retains steering wheel control
• Retains all safety and warning chimes
• Micro-B USB Updatable

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List price $84.95
-6% $79.95

In stock

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Retains steering wheel control
• Retains all safety and warning chimes
• Micro-B USB Updatable

Axxess AXDI-MB1 Wiring Interface

Install a New Car Stereo and Retain Steering Wheel Controls, Factory Chimes, and Other Factory Features in select 2001-2018 vehicles from Mercedes-Benz

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Install a New Car Stereo and Retain Steering Wheel Controls, Factory Chimes, and Other Factory Features in select 2001-2018 vehicles from Mercedes-Benz

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

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1
List price $116.99
-10% $104.99

In stock

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

Crux SWRBM-57 Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 1999-2018 vehicles from Mercedes-Benz, BMW, Porsche

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Install new car stereo and retains steering wheel audio controls and other factory features in select 1999-2018 vehicles from Mercedes-Benz, BMW, Porsche

• Provides 12-Volt accessory power (RAP)
• Designed for amplified models
• Micro-B USB Updatable
• Pre-programmed for retention of steering wheel controls
• Color coded wires for easy installation
• No cutting or splicing required

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1
List price $220.50
-36% $141.75

In stock

Only 1 Left!

• Provides 12-Volt accessory power (RAP)
• Designed for amplified models
• Micro-B USB Updatable
• Pre-programmed for retention of steering wheel controls
• Color coded wires for easy installation
• No cutting or splicing required

PAC VWH14A

Install a New Car Stereo and Retain OEM Amplifier for select 1965-2017 vehicles from Volkswagen, Audi, Mercedes-Benz

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Install a New Car Stereo and Retain OEM Amplifier for select 1965-2017 vehicles from Volkswagen, Audi, Mercedes-Benz

• OEM amplifier retention harness for aftermarket stereos
• Compatible with select 1965-2017 vehicles from Volkswagen, Audi, Mercedes-Benz (European vehicles)
• Connects to the vehicle's factory harness

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List price $24.00
-33% $16.00

In stock

Only 2 Left!

• OEM amplifier retention harness for aftermarket stereos
• Compatible with select 1965-2017 vehicles from Volkswagen, Audi, Mercedes-Benz (European vehicles)
• Connects to the vehicle's factory harness

Scosche VW01B Wiring Harness

Install a new car stereo in select 1980-2010 vehicles from Volkswagen, Mercedes-Benz, Audi

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Install a new car stereo in select 1980-2010 vehicles from Volkswagen, Mercedes-Benz, Audi

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

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40
List price $8.95
-11% $7.99

Available

Ships in 10-14 days

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

iDataLink Maestro RR Interface Module

Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

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Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

• Universal stereo replacement interface module
• Connects to iDataLink-compatible stereos
• Retains SWC, voice commands, etc.
• Enhances multimedia experiences with exclusive gauges, vehicle info, parking assistance, climate control, and radar detection

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List price $229.99
-17% $189.99

In stock

• Universal stereo replacement interface module
• Connects to iDataLink-compatible stereos
• Retains SWC, voice commands, etc.
• Enhances multimedia experiences with exclusive gauges, vehicle info, parking assistance, climate control, and radar detection

iDataLink Maestro RR2 Interface Module

Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

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Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

• Advance stereo replacement interface for select vehicles
• Offers exclusive infotainment retention
• Adds support for additional vehicles
• Enables Bluetooth programming directly from mobile device
• Retains OnStar, SYNC, Uconnect, and more

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List price $319.99
-19% $259.99

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Install Bay IBR74

Dual USB Pass Through Extension Panel

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Dual USB Pass Through Extension Panel

• Dual Male to Female USB Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush or Surface Mount Your USB Ports

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List price $37.99
-11% $33.99

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Only 2 Left!

• Dual Male to Female USB Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush or Surface Mount Your USB Ports

iDataLink Maestro SR (ADS-MSR) Interface Module

Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

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Universal Stereo Replacement Interface Module for iDataLink Maestro Compatible Stereos

• Universal stereo replacement interface
• Retains factory steering wheel control
• Retains backup camera with any stereos
• Retains digital fade, DSP, gain, camera controls in iDataLink-ready stereos

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List price $169.99
-18% $139.99

In stock

• Universal stereo replacement interface
• Retains factory steering wheel control
• Retains backup camera with any stereos
• Retains digital fade, DSP, gain, camera controls in iDataLink-ready stereos

Metra 40-SIRXM-17 Antenna Adapter

Connect your factory SiriusXM antenna to a new aftermarket radio for

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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

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List price $43.99
-45% $23.99

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

Metra 40-SIRXM Antenna Adapter

Connect your factory SiriusXM antenna to a new aftermarket radio

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Connect your factory SiriusXM antenna to a new aftermarket radio

• Adapts factory satellite antenna connector
• Located at factory radio location to an aftermarket style connector
• Length: 3 feet
• Universal application

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List price $33.99
-29% $23.99

In stock

Only 3 Left!

• Adapts factory satellite antenna connector
• Located at factory radio location to an aftermarket style connector
• Length: 3 feet
• Universal application

iDatalink Maestro ADS-MAR Wiring Interface

Factory Amplifier Replacement Interface for

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Factory Amplifier Replacement Interface for

• Factory digital amplifier replacement interface
• Compatible with
• Works with vehicle specific T-harnesses
• Compatible with an iDataLink-ready amplifier
• Supplies control data and audio

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List price $144.99
-17% $119.99

In stock

• Factory digital amplifier replacement interface
• Compatible with
• Works with vehicle specific T-harnesses
• Compatible with an iDataLink-ready amplifier
• Supplies control data and audio

Install Bay IBR73

HDMI/USB Pass Through Extension Panel

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HDMI/USB Pass Through Extension Panel

• Male to Female USB and HDMI Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush Mount Your USB and HDMI Port

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List price $52.99
-11% $46.99

In stock

Only 2 Left!

• Male to Female USB and HDMI Extension Cable
• 3 Feet Long
• Full Data Transfer
• Flush Mount Your USB and HDMI Port

Metra 40-UV41 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for

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Connect your factory antenna to a new aftermarket radio for

• Universal Antenna Adapter
• Vehicles
• Female to female cable

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List price $14.99
-13% $12.99

In stock

Only 2 Left!

• Universal Antenna Adapter
• Vehicles
• Female to female cable

NVX - Worth the Envy - Direct to Consumer Car Audio

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    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.
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    FAQ for Aftermarket Stereo Installation Accessories in 2003 C-Class

    Q: Can I upgrade or change the Aftermarket Stereo Installation Accessories in 2003 Mercedes-Benz C-Class?

    A: Yes this page includes all the best Aftermarket Stereo Installation Accessories that work in your C-Class.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.