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Add an Audio Aux Input to Factory Stereo for your 2014 MKS close

Adding additional functionality to your vehicle is always a good thing. Adding AUX capabilities can be a huge upgrade if you have an older vehicle and are limited just CDs and the stereo. Also many modern vehicle are also getting rid of the AUX input in favor of Bluetooth, but for audiophiles the sound quality is not the same. With these harnesses you can add an an AUX input to your existing car stereo.

Can't find a solution for your vehicle? Take a look at all of our aftermarket car stereos with an Auxiliary input.

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GROM Audio C-MITS08

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2007-2014 vehicles from Mitsubishi

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2007-2014 vehicles from Mitsubishi

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2007-2014 vehicles from Mitsubishi

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No Fit Icon Doesn't fit your MKS

$23.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2007-2014 vehicles from Mitsubishi

GROM Audio C-SUB08

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2002-2014 vehicles from Subaru

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2002-2014 vehicles from Subaru

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2002-2014 vehicles from Subaru

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No Fit Icon Doesn't fit your MKS

$23.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2002-2014 vehicles from Subaru

GROM Audio HYUU3 (GROM-USB3-HYU)

Android and iOS Smartphone Integration for Select 2007-2008 Hyundai Vehicles

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Android and iOS Smartphone Integration for Select 2007-2008 Hyundai Vehicles

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 2007-2008 Hyundai Vehicles
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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No Fit Icon Doesn't fit your MKS

$174.99

Available

Ships in 10-14 days

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 2007-2008 Hyundai Vehicles
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

GROM Audio RVRU3 (GROM-USB3-RVR)

Android and iOS Smartphone Integration for Select 1999-2005 Rover Vehicles

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Android and iOS Smartphone Integration for Select 1999-2005 Rover Vehicles

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1999-2005 Rover Radios
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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VIP Product Get $17.50 in rewards to spend later

No Fit Icon Doesn't fit your MKS

$174.99

Available

Ships in 10-14 days

GROM Audio C-BPT

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2008-2012 500 and 8C

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 2008-2012 500 and 8C

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2008-2012 500 and 8C

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 2008-2012 500 and 8C

GROM Audio C-HON92

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1991-2005 vehicles from Honda, Acura

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1991-2005 vehicles from Honda, Acura

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1991-2005 vehicles from Honda, Acura

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1991-2005 vehicles from Honda, Acura

GROM Audio C-MB

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1994-1996 C220

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1994-1996 C220

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1994-1996 C220

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1994-1996 C220

GROM Audio C-RVR

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1999-2005 Range Rover

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1999-2005 Range Rover

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1999-2005 Range Rover

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1999-2005 Range Rover

GROM Audio C-VAGS

OEM Harness to Connect GROM Aux, iPod or USB Interface to Single DIN Factory Stereo for select 1998-2010 vehicles from Volkswagen

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Single DIN Factory Stereo for select 1998-2010 vehicles from Volkswagen

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Cable only works for Single DIN stereos
• Compatible with select 1998-2010 vehicles from Volkswagen

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Cable only works for Single DIN stereos
• Compatible with select 1998-2010 vehicles from Volkswagen

GROM Audio C-VOL94

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1994-1998 vehicles from Volvo

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1994-1998 vehicles from Volvo

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1994-1998 vehicles from Volvo
• Easy plug-and-play installation

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No Fit Icon Doesn't fit your MKS

$19.99

Available

Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1994-1998 vehicles from Volvo
• Easy plug-and-play installation

MTX ZN1-35MT

3.5mm Flush-Mount Female Adapter

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3.5mm Flush-Mount Female Adapter

• 3.5mm Flush-Mount Female Adapter
• Designed for surface and dashboard installations

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List price $24.95
-20% $19.95

Available

Ships in 10-14 days

• 3.5mm Flush-Mount Female Adapter
• Designed for surface and dashboard installations

GROM Audio MST4 BMWO4_BTD (GROM-MST4-BMWO4_BTD)

Android and iOS Smartphone Integration with Bluetooth for Select 2004-2010 BMW And Mini Fiber Optic Radios

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Android and iOS Smartphone Integration with Bluetooth for Select 2004-2010 BMW And Mini Fiber Optic Radios

• Bluetooth, Android, iPhone Integration Kit
• Compatible With Select 2004-2010 BMW And Mini Fiber Optic Radios
• USB, AUX, Bluetooth, Android, iPod Car Integration
• Android in-car play, charge and control
• Plugs Directly Into Vehicles Harness
• Two EXT ports for AUX-IN, Bluetooth and iPod
• Streaming Audio for Android 4.1 and Above

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No Fit Icon Doesn't fit your MKS

9
$353.99

Available

Ships in 10-14 days

• Bluetooth, Android, iPhone Integration Kit
• Compatible With Select 2004-2010 BMW And Mini Fiber Optic Radios
• USB, AUX, Bluetooth, Android, iPod Car Integration
• Android in-car play, charge and control
• Plugs Directly Into Vehicles Harness
• Two EXT ports for AUX-IN, Bluetooth and iPod
• Streaming Audio for Android 4.1 and Above

GROM Audio Rover Smartphone Music Streaming Kit (GROM-USB3-RVR_BTD)

Control Your Streaming Music from an Android or iOS Smartphone on Select 1999-2005 Rover Factory Radios

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Control Your Streaming Music from an Android or iOS Smartphone on Select 1999-2005 Rover Factory Radios

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1999-2005 Rover Radios
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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

No Fit Icon Doesn't fit your MKS

9
$238.99

Available

Ships in 10-14 days

• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 1999-2005 Rover Radios
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above

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

No Fit Icon Doesn't fit your MKS

List price $179.99
-28% $129.99

• 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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    FAQ Frequently asked questions in Add an Audio Aux Input to Factory Stereo


    Adding an Audio Aux Input to Factory Stereo Frequently Asked Questions (FAQ)
    An audio aux input is a port on your car stereo that allows you to connect an external audio source, such as a smartphone, MP3 player, or tablet. This allows you to play music from your device through your car stereo without having to use a cassette tape or CD.
    There are a few reasons why you might want to add an audio aux input to your factory stereo. First, it allows you to connect to a wider variety of audio sources. Second, it can improve the sound quality of your car stereo. Third, it can be a more convenient way to play music in your car.
    There are a few different ways to add an audio aux input to your factory stereo. One way is to install an aftermarket head unit with an aux input. Another way is to use an auxiliary input adapter. Auxiliary input adapters typically plug into the back of your car stereo and provide a 3.5mm audio jack for connecting external audio sources.
    The benefits of adding an audio aux input to your factory stereo include: The ability to connect to a wider variety of audio sources Improved sound quality More convenient way to play music in your car
    The drawbacks of adding an audio aux input to your factory stereo include: The cost of the auxiliary input adapter or aftermarket head unit The installation process may be difficult for some people The sound quality may not be as good as with a built-in aux input
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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
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    • Installation is smoother, faster, and frustration-free
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.