Towing/Electrical accessories for 2025 GMC Sierra 3500 HD
6 Results | Showing 1 – 6 of 6
Trailering Electrical Extension By Curt
GM
19352640
Easily provide power to your trailer with a GMC Accessories Electrical Extension. It contains 4-way and 7-way connections for optimal...
7-Way Trailer Wiring Electrical Adapter
GM
19366958
It will allow you to connect and adapt your vehicles wiring system to your trailer wiring system, helping you to communicate your actions...
Spectrum Curt Brake Controller Add on
GM
19418031
It tells your trailers brake system when to brake and how much pressure to apply while towing and operates 2-8 brakes (1-4 axles). The...
$215.60
MSRP $245.00
Save $29.40
12% Off 
Trailering Echo Brake Control By Curt
GM
19418635
Bring your trailer brake controller into the future with the CURTé Echoé mobile trailer brake controller from Chevrolet Accessories....
Echo In-Line Trailer Brake Controller With
GM
19435165
The Echo® Trailer Brake Controller is truly a trailer brake controller for the modern age. It plugs into your vehicle and wirelessly...
Tri-Flex Next Trailer Brake Controller
GM
19435732
Maximize the effectiveness of your vehicle's brakes with a Trailer Brake Controller and Adapter Harness Kit. The NEXT series offers...
$127.60
MSRP $145.00
Save $17.40
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