Free Shipping quick view Add to Cart 4-flat connector, vehicle-side installationRuns electric brake and auxiliary powerUniversal fit for most tow vehiclesBlack outer finish resists weatheringConnects battery to bumper tow connector› View more details Hopkins Hopkins Electrical Wire 49975 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, OEM-matched for weather-tight fitDirect-fit plug-in installation, no splicing required30-minute install time on compatible vehiclesBlack finish connector, vehicle-side onlyNot compatible with 5-pin, 6-pin, or 7-pin trailers› View more details Hopkins Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140735 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, vehicle-side mount with direct-fit installationPlug-in simple design, no cutting or splicing requiredEstimated 1-hour install time using OEM connectorsOversized hinges and internal grommets for weather protectionRetains factory 7-blade connector in bumper› View more details Hopkins Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40147 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, OEM-matched for factory wiring integrationIncludes power converter to brighten trailer lightsDirect-fit installation, 1.5 hours estimated timeWeather-tight plug-in design, no wire splicing neededBlack finish connector, all required accessories included› View more details Hopkins Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11143495 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Converts 7-round vehicle connector to 4-flat trailer connectorBuilt-in converter handles independent brake and turn signalsIncludes dust cover to prevent corrosionEasy-grip design for quick connection and disconnectionNot compatible with integrated brake/turn signal systems› View more details Hopkins Hopkins 7-Round To 4-Flat Flex Adapter 47407 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, OEM-matched for direct plug-in installationNo splicing required, weather-tight factory harness connection30-minute install time, no cutting or modifications neededVehicle-side connector only, requires separate trailer-side harnessBlack finish, compatible with specific vehicle models only› View more details Hopkins Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 41155 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 7-blade connector, standard for large trailersPrewired with jacketed wire sleeving protectionMolded cable design prevents corrosion damageVehicle-side connector configurationReady to install, no rewiring needed› View more details Hopkins Hopkins 7-Blade Trailer End Molded Cable 20043 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Adapts existing 4-flat to 6-pole round connectorTow both 6-pole round and 4-flat trailers30-minute installation, universal fit methodHandles lighting only; requires separate brake wiringBlack finish, vehicle-side connector, 4-pole type› View more details Hopkins Hopkins Multi-Tow 4-Flat To 6-Round And 4-Flat Connector 47175 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Converts 4-pole round connector to 4-flat trailer plugDie-cast zinc housing resists corrosion and weather damageNo vehicle or trailer rewiring required for installationIncludes dust cover for 4-flat connector protectionAllows towing without permanent electrical modifications› View more details Hopkins Hopkins 4-Round To 4-Flat Flex Adapter 47465 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Plug-In Simple install, no cutting or splicing required1.5 hour estimated install time, direct-fit design180-degree opening lid with oversized hinges, weather sealedRetains factory 7 Blade bumper connector functionality› View more details Hopkins Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40167 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Direct-fit OEM connectors, no cutting or splicing required180-degree opening lid with internal grommets for weatherproofingApproximate 1.5 hour install timeRetains factory 7 Blade bumper connector functionality› View more details Hopkins Hopkins Endurance 5th Wheel Vehicle To Trailer Wiring Harness 40157 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, universal vehicle-to-trailer wiring harnessIncludes splice connectors and circuit probe tester30-minute installation on vehicles with bulb turn signalsBlack finish, vehicle-side connector configurationNot compatible with modern multiplexed or CAN-bus vehicles› View more details Hopkins Hopkins Universal Vehicle To Trailer Wiring Harness 46105 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart 4-flat connector, OEM-matched direct plug-in fitmentIncludes power converter to brighten trailer lightsWeather-tight sealed connections, no wire splicing1-hour installation time, all required accessories includedVehicle side connector, black finish› View more details Hopkins Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140285 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart No cutting or splicing required, uses OEM connectorsRetains factory 7-blade bumper connector for towingAdds secondary 7-blade and 4-flat in bedPlug-In Simple design for weatherproof installationCompatible with 5th wheel and gooseneck trailers› View more details Hopkins Hopkins Endurance 5th Wheel Wiring Kit 41167 MSRP: $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... Add to Cart Compare
Free Shipping quick view Add to Cart Plug-in design eliminates factory wiring splicingOEM-matching connectors ensure weather-tight fitPower converter reduces vehicle light loadBrightens trailer lights via converter technologyDirect-fit installation, all accessories included› View more details Hopkins Hopkins Plug-In Simple Vehicle To Trailer Wiring Harness 11140155 MSRP: $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... Add to Cart Compare