Vehicle accessory control

Switch here.
Power there.

AuxLink connects your in-cabin controls to accessories in the engine bay—without running a bundle of wires through the firewall.

View the user guide
Typical installation
One link · Two sides

Inside the cabin
CONTROLS

Sender

TX
Wireless
Firewall
In the engine bay

Receiver

RX
Light bar
Accessories

No control-wire bundle through the firewall.
Product support

Everything you need.

Start with the installation guide. Software updates are available here if your AuxLink ever needs one.

AuxLink user guide

Learn how the sender and receiver fit into your vehicle accessory installation.

Open guide
Software update

Only needed when an AuxLink update is specifically released. Current package: v1.5.1.

AuxLink

Fewer wires. Cleaner installs.© 2026 AuxLink