Add an auxiliary input to your factory system and connect any outside audio source to your factory stereo. Shop now!

Aux Input Adapters & Cables

By adding a 3.5mm jack or auxiliary input to your factory system you can connect any outside audio (and sometimes video) source to your factory stereo such as a portable MP3 player, portable navigation device, remote mount DVD player or other source.
3.5mm Aux Input Adapter Cables
Universal Aux Input Adapters
Aftermarket-Stereo Specific Aux Input Adapters
Aux Input Adapters for Factory Radio
FM Modulators
FM Transmitters

Top Sellers in Aux Input Adapters & Cables

Universal USB + 3.5mm Audio Port with Covered Panel

• USB Extension Cable
• Covered Port
• Compatible for Universal Marine Receivers
• USB to 3.5mm Jack

$11.99

IN STOCK

2 meter (6 feet) 3.5mm to 3.5mm Auxiliary Cable, Great for iPod / MP3 Player headphone jack connection to car stereo aux input

6 feet Aux Input Connector Adapter • 1/8" Auxiliary Cable • Male to Male Connections • Stereo Signal Transfer • 6 Feet Long • Nickel Plated Contacts • Works With Any 3.5mm Audio Device

50% off a 3.5mm Aux Audio Cable with Purchase!

$4.99

IN STOCK

2 ft 3.5mm Male Mini-jack Headphone Aux-2-RCA Male Audio Cable Adapter

• 3.5mm Mini-Jack to RCA Adapter
• 2 ft. Long • Connect iPhone, iPod, MP3 Players & More!
• Full L/R Stereo

$4.99

IN STOCK

USB Digital to Analog Convertor for Apple and Samsung Devices

• USB Digital to Analog Convertor
• Compatible with Apple and Samsung Devices
• Charges and Plays Music from Connected Devices
• Works with Any FM Equipped Radio

$69.99

IN STOCK

Only 3 Left!

Front Load Flush Mount Flange for use with BAWPL, BA2USB, BAVTM

• Front Load Flush Mount Flange
• For use with Belva BAWLk, BA2USB or BAVTM
• Color: Black
• Material: Plastic

$1.49

IN STOCK

Universal Car FM Radio Integration for MP3 Players, Smartphones, and Tablets (TranzitUSB)

• iSimple Tranzit USB In-Car FM Radio Integration Kit
• Play Music and Charge
• Works with Any Car Stereo
• Audio Playback
• Works with Smart Phones, Tablets, and Other Portable Audio Devices
• 3 Installation Configurations
• 3.5mm Audio Input

$59.95

IN STOCK

USB and 3.5mm Minjack to iPod Audio and Video Interface Adapter/Cable for JVC Receivers

• iPod Interface Cable
• USB and 3.5mm Minijack to 30 pin
• Allows Audio and Video Playback
• Displays Text Information

$0.99

IN STOCK

2003 GM Auxiliary Audio Input

• Auxiliary Audio Input Interface For 2003-2005 GM Vehicles
• High Quality Audio Isolation Eliminates Engine Noise
• Inputs Source From Such DVD, VCP, MP3

$34.95

IN STOCK

6m (19.6 ft) Car A/V Bus Extension Cable

• 6m (19.6 ft) Car A/V Bus Extension Cable
• For JVC AV Bus Compatible Head units
• Made With Quality Materials To Withstand The Rigors Of Automotive Driving Conditions

$0.30

IN STOCK

Surface Mount Flange for use with BAWPL, BA2USB, BAVTM

• Surface Mount Flange for use with BAWPL, BA2USB, BAVTM

$0.99

IN STOCK

iSimple Factory Auxiliary Audio Input Interface

• Factory Auxiliary Input Interface
• Integrates Audio Source Directly Into Factory Radio
• Direct Audio Inputs For Excellent Sound Quality

$58.97

IN STOCK

Universal Cassette Adapter for Car Stereos

• Universal Cassette Adapter
• Plays iPod, iPhone, MP3, CD and Other Audio Devices via 3.5mm input
• Static Free Connection
• Plug and Play Design

$6.99

IN STOCK

Universal Surface and Flush Mount 3.5mm AUX Input Extension

• 3.5 mm Flush or Surface mount Aux Input
• Extend Existing AUX Input to a Remote Location
• Water resistant cover for Marine Applications
• For Audio Only

$5.99

IN STOCK

USB/3.5mm Extension with water resistant cover - can be surface or flush mounted

• 6.5' USB/3.5mm Mount to RCA A/V Extension
• Water resistant cover
• Can be flush or surface mounted
• Male USB (type-A) connector on one end and a female USB (type-A) port on the other end
• Audio/Video RCAs

$13.99

IN STOCK

Auxiliary Input Cassette Adapter with Hands-Free Calling for Smartphones and Portable Music Players

• Auxiliary Input Cassette Adapter with Hands-Free Calling
• Compatible with Radios Equipped with a Cassette Player
• Push button for Controlling Phone Functions
• Narrow wire Construction
• Cable Designed Specifically for the Harsh Mobile Environment

$11.95

IN STOCK

Control Your Streaming Music from an Android or iOS Smartphone on Select 2003-2014 Acura and Honda Factory Radios

• Premium Bluetooth Smartphone Integration for Select 2006-2014 Acura and Honda Radios
• Full Control for iPhone: Wirelessly (Bluetooth) or Wired (Using Customer’s Apple USB cable)
• Basic Control For Android: Wirelessly (Bluetooth)
• USB Thumb-Drive Support: Up To 32GB And Up To 8,000 MP3 Files

$127.99

IN STOCK

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

$9.99

IN STOCK

GM Auxiliary Audio Input

• Auxiliary Audio Input Interface For 1995-2002 GM Vehicles
• OnStar® Ready
• Plug And Play Installation
• High Quality Noise-Free Audio Isolation

$39.95

IN STOCK

Control Your Streaming Music from an Android or iOS Smartphone on Select 2003-2012 GM Factory Radios

Premium Bluetooth Smartphone Integration for Select 2003-2012 GM Radios • Full control for iPhone: Wirelessly (Bluetooth) or Wired (using customer’s Apple USB cable) • Basic control for Android: Wirelessly (Bluetooth) • USB Thumb-drive support: up to 32GB and up to 8,000 MP3 files

$134.95

IN STOCK

Only 2 Left!

Universal USB + 3.5mm to RCA Audio/Video Port with Covered Panel

• 37 Inch USB Marine Extension Cable • Male USB (type-A) Connector on one end and a Female USB (type-A) port on the other end • Compatible with Clarion Marine Receivers • Can be Flush Mounted •

$34.99

IN STOCK

Load More