Hopkins

    • 4-flat connector, vehicle-side installation
    • Runs electric brake and auxiliary power
    • Universal fit for most tow vehicles
    • Black outer finish resists weathering
    • Connects battery to bumper tow connector
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    Hopkins

    Hopkins Electrical Wire 49975

    $97.81
    In-Stock

    This wire is a good solution for running electric brake and auxiliary power from a brake control and battery back to the tow connector on the bumper. Specifications Connector Style 4 Flat...

    • 4-flat connector, OEM-matched for weather-tight fit
    • Direct-fit plug-in installation, no splicing required
    • 30-minute install time on compatible vehicles
    • Black finish connector, vehicle-side only
    • Not compatible with 5-pin, 6-pin, or 7-pin trailers
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    Hopkins

    Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140735

    $32.75
    In-Stock

    Dont splice onto your vehicles factory wiring harness. Simply plug in this Hopkins(R) vehicle wiring kit featuring exact OEM matching connectors for a perfect weather-tight fit. This kit includes the...

    • 4-flat connector, vehicle-side mount with direct-fit installation
    • Plug-in simple design, no cutting or splicing required
    • Estimated 1-hour install time using OEM connectors
    • Oversized hinges and internal grommets for weather protection
    • Retains factory 7-blade connector in bumper
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    Hopkins

    Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40147

    $93.46
    In-Stock

    By incorporating Endurance(TM) design features that include oversized hinges, internal grommets for enhanced weather proofing and a lid that opens 180 degrees, this connector is guaranteed to last...

    • 4-flat connector, OEM-matched for factory wiring integration
    • Includes power converter to brighten trailer lights
    • Direct-fit installation, 1.5 hours estimated time
    • Weather-tight plug-in design, no wire splicing needed
    • Black finish connector, all required accessories included
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    Hopkins

    Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11143495

    $105.16
    In-Stock

    Dont splice onto your vehicles factory wiring harness. Simply plug in this Hopkins(R) vehicle wiring kit featuring exact OEM matching connectors for a perfect weather-tight fit. This kit provides a...

    • Converts 7-round vehicle connector to 4-flat trailer connector
    • Built-in converter handles independent brake and turn signals
    • Includes dust cover to prevent corrosion
    • Easy-grip design for quick connection and disconnection
    • Not compatible with integrated brake/turn signal systems
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    Hopkins

    Hopkins 7-Round To 4-Flat Flex Adapter 47407

    $45.01
    In-Stock

    Quickly convert your 7 round vehicle side connector to a 4 flat trailer end connector. This adapter has a built-in converter for vehicles with independent brake and turn signals. This adapter...

    • 4-flat connector, OEM-matched for direct plug-in installation
    • No splicing required, weather-tight factory harness connection
    • 30-minute install time, no cutting or modifications needed
    • Vehicle-side connector only, requires separate trailer-side harness
    • Black finish, compatible with specific vehicle models only
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    Hopkins

    Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 41155

    $35.84
    In-Stock

    Dont splice onto your vehicles factory wiring harness. Simply plug in this Hopkins(R) vehicle wiring kit featuring exact OEM matching connectors for a perfect weather-tight fit. This kit includes the...

    • 7-blade connector, standard for large trailers
    • Prewired with jacketed wire sleeving protection
    • Molded cable design prevents corrosion damage
    • Vehicle-side connector configuration
    • Ready to install, no rewiring needed
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    Hopkins

    Hopkins 7-Blade Trailer End Molded Cable 20043

    $43.71
    In-Stock

    The 7 blade molded cable is prewired and provides protection to the wires with the jacketed wire sleeving. 7 Blade connectors are typically used with large trailers and are the most common vehicle...

    • Adapts existing 4-flat to 6-pole round connector
    • Tow both 6-pole round and 4-flat trailers
    • 30-minute installation, universal fit method
    • Handles lighting only; requires separate brake wiring
    • Black finish, vehicle-side connector, 4-pole type
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    Hopkins

    Hopkins Multi-Tow 4-Flat To 6-Round And 4-Flat Connector 47175

    $51.67
    In-Stock

    Tow more than one trailer? Take advantage of your existing 4 Flat when adapting. The 47175 attaches to an existing 4 Flat to bring the lighting functions to the 6 Pole Round connector, leaving...

    • Converts 4-pole round connector to 4-flat trailer plug
    • Die-cast zinc housing resists corrosion and weather damage
    • No vehicle or trailer rewiring required for installation
    • Includes dust cover for 4-flat connector protection
    • Allows towing without permanent electrical modifications
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    Hopkins

    Hopkins 4-Round To 4-Flat Flex Adapter 47465

    $25.49
    In-Stock

    The 47465 4 Pole Round to 4 Flat adapter allows you to tow your trailer without having to rewire the vehicle or trailer. With a die cast zinc housing on the 4 Round connector and a dust cover for...

    • Plug-In Simple install, no cutting or splicing required
    • 1.5 hour estimated install time, direct-fit design
    • 180-degree opening lid with oversized hinges, weather sealed
    • Retains factory 7 Blade bumper connector functionality
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    Hopkins

    Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40167

    $94.32
    In-Stock

    By incorporating Endurance(TM) design features that include oversized hinges, internal grommets for enhanced weather proofing and a lid that opens 180 degrees, this connector is guaranteed to last...

    • Direct-fit OEM connectors, no cutting or splicing required
    • 180-degree opening lid with internal grommets for weatherproofing
    • Approximate 1.5 hour install time
    • Retains factory 7 Blade bumper connector functionality
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    Hopkins

    Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40157

    $94.32
    In-Stock

    By incorporating Endurance(TM) design features that include oversized hinges, internal grommets for enhanced weather proofing and a lid that opens 180 degrees, this connector is guaranteed to last...

    • 4-flat connector, universal vehicle-to-trailer wiring harness
    • Includes splice connectors and circuit probe tester
    • 30-minute installation on vehicles with bulb turn signals
    • Black finish, vehicle-side connector configuration
    • Not compatible with modern multiplexed or CAN-bus vehicles
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    Hopkins

    Hopkins Universal Vehicle To Trailer Wiring Harness 46105

    $28.41
    In-Stock

    The 46105 Universal Kit has everything needed to make a vehicle equipped with common bulb turn signals tow ready. By including splice connectors and a circuit probe tester, this kit includes the...

    • 4-flat connector, OEM-matched direct plug-in fitment
    • Includes power converter to brighten trailer lights
    • Weather-tight sealed connections, no wire splicing
    • 1-hour installation time, all required accessories included
    • Vehicle side connector, black finish
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    Hopkins

    Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140285

    $103.68
    In-Stock

    Dont splice onto your vehicles factory wiring harness. Simply plug in this Hopkins(R) vehicle wiring kit featuring exact OEM matching connectors for a perfect weather-tight fit. This kit provides a...

    • No cutting or splicing required, uses OEM connectors
    • Retains factory 7-blade bumper connector for towing
    • Adds secondary 7-blade and 4-flat in bed
    • Plug-In Simple design for weatherproof installation
    • Compatible with 5th wheel and gooseneck trailers
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    Hopkins

    Hopkins Endurance 5th Wheel Wiring Kit 41167

    $122.79
    In-Stock

    This 5th wheel harness is Plug-In Simple!(R) with no cutting or splicing, saving you time by utilizing OEM connectors to create an exact fit installation and maximum weatherproofing while retaining...

    • Plug-in design eliminates factory wiring splicing
    • OEM-matching connectors ensure weather-tight fit
    • Power converter reduces vehicle light load
    • Brightens trailer lights via converter technology
    • Direct-fit installation, all accessories included
    › View more details

    Hopkins

    Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140155

    $31.47
    In-Stock

    Dont splice onto your vehicles factory wiring harness. Simply plug in this Hopkins(R) vehicle wiring kit featuring exact OEM matching connectors for a perfect weather-tight fit. This kit provides a...

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