Adapter cable to retain the use of the original aux in port in a VW T5 van when fitting an aftermarket head unit.

The adapter lead fits into the insert section of the quadlock harness used to convert the quadlock to ISO.
3.5mm jack connects to the rear aux in of the new aftermarket head unit.

Mini USB female to USB male adapter

Commonly used to retain original USB when fitting an aftermarket head unit.

BMW 1-Series (E81) 3-Series (E90/E91/E92/E93) 5-Series (E60) X1(E84) and Mini (R56) OEM USB retention adapter cable 

Allows retention of the original USB port socket in the car when fitting an after market radio.

Fits select BMW cars built from 2003 to 2015 (Check model variants)

This Nissan USB Conversion Cable allows you to retain the original Nissan USB socket when installing an aftermarket radio or navigation system. Both data transfer and charging functions remain active, ensuring full use of your vehicle’s factory USB port. With a simple Plug & Play design, no cutting or splicing is needed, making installation quick and hassle-free.

Cable to retain the cars original USB port and use it with an aftermarket head-unit.

Use this retention cable when you want to retain the OE USB Port on select Mazda vehicles (radio utilizes rear USB input)

This Subaru USB Port Retention Cable allows you to install an aftermarket head unit while maintaining the use of your factory USB port. Designed for select 2015–2019 Subaru models, it connects the OEM USB socket to your new stereo, ensuring continued access for charging and media playback. The plug-and-play design ensures a clean installation without the need for cutting or splicing wires.

Cable to retain the use of the original USB port when replacing the original head unit

Allows you to maintain the cars existing USB socket and use it with a new aftermarket head-unit.

Works on select Hyundai/ Kia (2011 Onwards) car models that have an original USB socket.

Maintain full USB functionality when upgrading your car stereo with this USB retention cable. Works with Suzuki Vitara (2014-2019), Celerio (2014-2019), Ignis (2017 Onwards), and Jimny (2018 Onwards) models. Retain connection to your factory USB port for media playback, charging, and device integration when installing a new aftermarket head unit.

Retain the original USB port in your Subaru when upgrading to an aftermarket car stereo. This USB retention cable connects the factory USB socket to your new head unit, maintaining a clean OEM appearance. Designed for select Subaru vehicles originally equipped with Clarion radio systems.

Cable to retain the original USB port on select Fiat Cars.

Designed to work on various Fiat cars/ vehicles from 2014 onwards

Citroen/ Peugeot (2016 Onwards) AUX/USB conversion adapter cable

Cable to retain the cars original USB port and convert it to an aftermarket head-unit.

Toyota 2018 onwards USB retention Harness

Allows retention of the original USB port in the car when fitting an after market radio.

Fits select Toyota and Suzuki cars built after 2018

USB adapter and extension to retain the use of the original dashboard mount USB socket when fitting an aftermarket head unit.

This cable allows you to retain the use of the original USB port when replacing the original head unit

Suitable for various VW Group car models including Skoda, Seat and Volkswagen from around 2016 Onwards.

The InCarTec USB Retention Harness Cable 24-251 lets you retain the original factory USB port when fitting an aftermarket stereo to select Honda & Mitsubishi vehicles. Ideal for models with standard CD tuners or head units that use a rear USB input. Compatible with Civic (2012-17), Accord (2008-15), CR-V (2012-17), Jazz, Outlander/ASX, L200/Triton, Lancer, and more. This harness connects to your new stereo while keeping the glovebox / dash USB port active. No need to modify OEM wiring.

Allows retention of the original USB port in the car when fitting an after market radio.

Fiat Fullback (2016-2019) car models

Allows retention of the original USB port in the car when fitting an after market radio.

Volvo XC60 (2008-2017) car models

Designed for the Volkswagen T6.1 (2019–2024), this USB-C retention cable replaces the factory USB-C port when upgrading the head unit or radio. The interface is engineered to fit inside the original USB housing, replacing the factory PCB while preserving the factory look and illumination around the USB ports. Ideal for clean OEM-style installations during retrofits or audio upgrades—no coding or tools required.