About the Crux SWRSU-38C Wiring Interface
Add a new radio
Add a new radio
Crux's SWRSU-38C interface ensures that you can keep the factory steering wheel controls in your Subaru when installing a compatible aftermarket radio. It also allows you to retain your Subaru's auxiliary input, backup camera, and StarLink functionality. Connect this interface to the wires on your new stereo's wiring harness, and you've covered the power, ground, and factory speaker connections for your new stereo.
Note: The SWRSU-38C interface allows you to keep your steering wheel controls with radios from Alpine, Blaupunkt, Boss, Clarion, Dual, Jensen, JVC, Kenwood, Pioneer, and Sony.
- connect a new stereo in select 2015-up Subaru models
- retain your steering wheel controls with compatible car stereos
- also retains StarLink, backup camera, and auxiliary input
- warranty: 1 year
- Our 60-day money-back guarantee
- MFR # SWRSU-38C
What's in the box:
- Radio replacement interface
- Wiring harness
- SWC harness
- Antenna adpater
- Installation Instructions
Crux SWRSU-38C Wiring Interface reviews
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More details on the Crux SWRSU-38C Wiring Interface
Radio Replacement Interface: The CRUX SWRSU-38C is a radio replacement interface for select Subaru vehicles. It facilitates the integration of an aftermarket radio to enable retention of certain factory features such as Starlink when replacing the factory-installed radio and is also pre-programmed for retention of steering wheel controls.
Vehicle Compatibility: The CRUX SWRSU-38C radio replacement interface works with the following 2015-up Subaru vehicles equipped with non-amplified factory audio systems (not compatible in vehicles with factory amplifiers).
Steering Wheel Controls: The CRUX SWRSU-38C will retain your vehicle's factory steering wheel controls. The SWRSU-38C features a steering wheel control output for Alpine, Blaupunkt, Boss, Clarion, Dual, Jensen, JVC, Kenwood, Pioneer, Sony aftermarket head units. The steering wheel control output consists of a right-angle 3.5mm connector and a light blue/yellow wire (use the connection that your aftermarket head unit is outfitted with). *The steering wheel control phone pickup and hang up buttons will be reversed in the following vehicles -
- 2019-2022 Ascent
- 2018-2022 Crostrek
- 2019-2021 Forester
- 2017-2022 Impreza
- 2018-2019 Legacy
- 2018-2019 Outback
Note: The SWRSU-38C interface module's dip-switches will need to be configured to work with your compatible aftermarket radio (see owner's manual for appropriate setting).
Backup Camera with Reverse Wire: The SWRSU-38C will retain your Subaru vehicle's factory installed backup camera through the use of your new aftemarket stereo's composite video camera input. The included wiring harness features a male composite video RCA connector that plugs into your aftemarket radio's composite video camera input. You aftermarket radio must be equipped with a composite video camera input and built-in video screen. The included harness also has a reverse wire (purple/white) that connects to the reverse wire of your aftemarket radio's harness for automatic rearview switching when your vehicle is put into reverse gear.
Retained Aux Input: The SWRSU-38C will retain your Subaru vehicle's factory Aux input using your new aftermarket stereo's rear-panel Aux input. The included wiring harness is equipped with a set of male stereo RCA jacks that plug into your aftemarket radio's rear-panel Aux input jacks. If your aftermarket head unit features a 3.5mm Aux input, you'll need a stereo minijack-to-RCA adapter (sold separately).
StarLink Retention: The CRUX SWRSU-38C retains Subaru's factory installed StarLink safety & security system.
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