Wiring Harness Needed to Install a Curt Spectrum in a 2025 Subaru Outback
Updated 10/30/2025 | Published 02/18/2025
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Question:
Hello! Last year I bought C51170 from the site to use on my Hyundai. Im now going to be trading that for a 2025 Subaru Outback, and am trying to figure out what other parts Ill need to get that brake controller installed on the new vehicle. Thanks! Austin, TX
asked by: Joseph R
Expert Reply:
Hey Joseph congrats on the new car! To install the Curt Spectrum Brake Controller item # C51170 in your new 2025 Subaru Outback you'll need the Universal Wiring Adapter for Curt Trailer Brake Controllers item # C51515. There is no plug and play adapter.
If you have any additional questions go ahead and add them to the comment box below and I'll be happy to help you.
Product Page this Question was Asked From
Redarc Tow-Pro Liberty Brake Controller w/ Universal Wiring Harness - Dash Knob - Proportional
- Trailer Brake Controller
- Proportional Controller
- Electric
- Electric over Hydraulic
- Plug-In
- Dash-Mounted Knob
- Behind-Dash
- Up to 2 Axles
- Indicator Lights
- Single Trailer Only
- Redarc
more information >
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Jerred H.
10/30/2025
Hey Joseph, how did things go getting the Curt Spectrum brake controller set up in your new Subaru Outback? Your update could make it easier for others moving their controller to a new vehicle.