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  • Smart Light™ Trailer Lights

  • Easy-Pull™ Wiring Connectors

  • Trailer Side LED Test Connectors

  • InSIGHT Trailer Brake Control - Safer, Easier Braking

  • Endurance Trailer Wiring Products

  • Smart Hitch™ Rearview Camera and Sensor System

  • Plug-In Simple! Trailer Wiring Adapters

  • Plug-In Simple! Vehicle Wiring Harnesses

  • RV and multi-purpose levels


Find your Vehicle Wiring Harness KitFind your Vehicle/Trailer Wiring AdapterFind your Vehicle Brake Control ConnectorFind your Dinghy Wiring Harness Kit

  • Vehicle Wiring Harnesses

    Vehicle Wiring Harnesses

    Unplug your vehicle's factory wiring harness and plug in a Hopkins vehicle wiring harness. That's how easy trailer wiring is with a Plug-In-Simple! wiring kit!

  • Brake Controllers

    Brake Controllers

    Get great performance, control, and ease of use!

  • Vehicle Wiring Connectors

    Vehicle Wiring Connectors

    Need to upgrade or replace a vehicle side connector? Hopkins has the solution for your vehicle wiring needs.

  • Wiring Adapters

    Wiring Adapters

    Prevent the need to rewire a vehicle or trailer. Simply plug in one of Hopkins' trailer wiring adapters and start towing!

  • Trailer Wiring Connectors

    Trailer Wiring Connectors

    Whether you are replacing the trailer connector or rewiring the entire trailer, find the Hopkins trailer wiring solution for you!

  • Trailer Break-Away Kits

    Trailer Break-Away Kits

    Change the way you protect your trailer investments with The Engager trailer break away system!

  • Brake Control Connectors

    Brake Control Connectors

    Reduce brake controller installation time to minutes! Find your vehicle specific brake control harness that eliminates cutting and splicing.

  • Electrical Accessories

    Electrical Accessories

    Check out our line of bonded wire, wire testers and installation kits, to complete the project quickly and professionally!

  • RV Levels

    RV Levels

    A level for all lifestyles. Check out our levels for RV's, homes, camping, and work shops.

  • Specialty Trailer Wiring Connectors

    Specialty Trailer Wiring Connectors

    Put 12 volt power anywhere you need it! Great for tailgating, camping and everyday life.

  • Test Equipment

    Test Equipment

    Test trailer and vehicle wiring by yourself with the Tow Doctor™ professional wiring testers!

  • Towing Cameras

    Towing Cameras

    Easily Align Hitch Ball to the Trailer Coupler Every Time!

Brake Buddy

Interactive 2018 Towing Product Guide