Boat Trailer Wiring Harnesses

23 Items
 
Spring Savings Sale! Extra 10% Off
Seasense Fully Grounded Wire Harness
    Full ground wire harness has ground wire which runs the complete length of the trailer to eliminate shorts and other time consuming trailer wiring …
    List price: $22.99
    Only $17.53
    (2)
    In stock
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    Spring Savings Sale! Extra 10% Off
    Trailer Wiring Harness
      25' wishbone trailer harness. Color coded wires with 4' vehicle side connector, 4 pole. Frame clips included.
      List price: $22.79
      Only $18.35
      In stock
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      Spring Savings Sale! Extra 10% Off
      Seasense 7 Way Trailer Adapters
        Use our new set of adapters to customize your trailer's wiring system.
        List price: $7.59
        Starting at $5.76
        (1)
        In stock
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        Spring Savings Sale! Extra 10% Off
        Seasense 7 Way Trailer Connector Kit
          Use our new set of adapters to customize your trailer's wiring system.
          List price: $19.99
          Only $15.24
          In stock
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          Spring Savings Sale! Extra 10% Off
          Optronics 7-Way Round To 5-Way Flat
            7-round to 5-flat adaptor plug links towing vehicle wiring to trailer wiring. Compact design stows easily in glove compartment or toolbox.
            List price: $11.69
            Only $8.72
            In stock
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            Wiring Kit
              4-way 25' Wishbone harness with 4' trunk connector and hardware.
              List price: $8.30
              Starting at:
              $7.06
              In stock
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              Wesbar Extension Harness
                2' Tow vehicle to trailer extension harness 4-way to 4-way or 5-way to 5-way. High quality Wesbar construction meets the high demands of the trailer …
                List price: $7.45
                Starting at:
                $6.31
                (2)
                In stock
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                Seachoice Trailer "Y" Harness
                  Flat 4 Pole. Consists Of 4" (121.92cm) Vehicle Side Connector And 25" (762cm) Trailer Side Color Coded Wires. Trailer Side "Split" To Allow Routing …
                  List price: $26.95
                  Your price:
                  $22.34
                  In stock
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                  Sierra Vehicle Wiring Socket
                    Spring loaded door keeps dirt out when not in use, locks plug in, when in use. 4-wire 16-Ga. bonded, 48-inches long. Color coded. Skin packed.
                    List price: $14.99
                    Your price:
                    $12.99
                    In stock
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                    Seachoice Trailer Connectors
                      For 6, 12 & 24 volt applications. 1387: 4 Pole shrOuter Diameterd connector. Set consists of: one 12" (30.48cm) color coded lead wire to trailer side …
                      List price: $4.45
                      Starting at:
                      $3.69
                      In stock
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                      Trailer 5 Pole Connectors
                        5 pole trailer connectors from Sierra.
                        List price: $12.99
                        Starting at:
                        $10.99
                        (1)
                        In stock
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                        4 WAY LOOP EXTENSION 30 - Anderson Marine
                          Harness extensions available in both 4-way and 5-way flat configurations. Each configuration has trailer connector on one end and trunk connector on …
                          List price: $14.99
                          Your price:
                          $11.33
                          In stock
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                          5 WAY LOOP EXTENSION 30 - Anderson Marine
                            Harness extensions available in both 4-way and 5-way flat configurations. Each configuration has trailer connector on one end and trunk connector on …
                            List price: $14.99
                            Your price:
                            $11.33
                            In stock
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                            TRAILER CONNECTOR - Anderson Marine
                              Flat 4-way plug trailer connector repair end with four wires color coded to NMMA standard.
                              List price: $5.99
                              Your price:
                              $4.64
                              In stock
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                              TRUNK CONNECTOR - Anderson Marine
                                Flat 4-way plug trailer connector repair end with four wires color coded to NMMA standard.
                                List price: $8.29
                                Your price:
                                $6.42
                                In stock
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                                HARNESS-STRAIGHT 25FT 3 COND. - Anderson Marine
                                  Three conductor harness designed to run down one side or middle of any trailer. Polarized flat plugs with BIA standard color-coded wire. Supplied …
                                  List price: $38.49
                                  Your price:
                                  $29.11
                                  In stock
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                                  WISHBONE WIRE HARNESS - 25 FT - Anderson Marine
                                    ?Wishbone? type. Four-conductor harness designed to split at trailer tongue and run down each side of trailer with flat 4-way plug. Provides for …
                                    List price: $19.89
                                    Your price:
                                    $15.88
                                    (1)
                                    In stock
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                                    Vehicle/Trailer Coiled Wire Jumpers
                                      Environmentally sealed 16 gauge coiled wire prevents tangling. Attractive marine yellow, no fade color. 7-way mates with OE style 7-way blade …
                                      List price: $16.25
                                      Starting at:
                                      $13.43
                                      In stock
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                                      2" Round Grommet and 2 Wire Pigtail with 6" Wire Lead - Cequent Trailer Products - Wesbar
                                        Replacement flush mount rubber grommet and two wire pigtail with 6" wire lead for #30 series LED 2" round clearance/side marker lights.
                                        List price: $5.17
                                        Your price:
                                        $4.37
                                        In stock
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                                        Pigtail with 6" Wire Leads - Cequent Trailer Products - Wesbar
                                          Pigtail, 2-wire, with 6" wire leads.
                                          List price: $1.77
                                          Your price:
                                          $1.50
                                          In stock
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                                          Rectangle Grommet Kit with Pigtail - Cequent Trailer Products - Wesbar
                                            Rectangle grommet kit with pigtail.
                                            List price: $5.23
                                            Your price:
                                            $4.42
                                            (1)
                                            In stock
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                                            Round Grommet Kit with Pigtail - Cequent Trailer Products - Wesbar
                                              Round 2" grommet kit with pigtail.
                                              List price: $3.64
                                              Your price:
                                              $3.08
                                              In stock
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                                              4-Way Flat 18" Trailer End with 4' Car End, without Hardware - Cequent Trailer Products - Wesbar
                                                Color coded 4-way flat trailer end wire harnesses with car ends - wishbone style.
                                                List price: $8.30
                                                Your price:
                                                $7.06
                                                In stock
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                                                23 Items
                                                 
                                                Sensible Savings Up to 15% Off!
                                                Seasense
                                                 
                                                Wesbar
                                                 
                                                Anderson Marine
                                                 
                                                Seachoice
                                                Sierra
                                                 
                                                Optronics
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                                                Fully Grounded Wire Harness, 25' - Seasen …
                                                Only $17.53
                                                Save:$5.46 (17% Off)
                                                Fully Grounded Wire Harness, 25' - Seasen …
                                                Spring Savings Sale! Extra 10% Off
                                                 
                                                7-Way Blade to 5-Way Flat - Optronics
                                                Only $8.72
                                                Save:$2.97 (19% Off)
                                                7-Way Blade to 5-Way Flat - Optronics
                                                Spring Savings Sale! Extra 10% Off
                                                 
                                                WISHBONE WIRE HARNESS - 25 FT - Anderson Mari …
                                                Only $15.88
                                                Save:$4.01 (20% Off)
                                                WISHBONE WIRE HARNESS - 25 FT - Anderson Mari …
                                                 
                                                Pigtail with 6" Wire Leads - Cequent Tra …
                                                Only $1.50
                                                Save:$0.27 (15% Off)
                                                Pigtail with 6" Wire Leads - Cequent Tra …
                                                4-Way Flat 30' Trailer End with 4' Ca …
                                                Only $24.04
                                                Save:$5.05 (17% Off)
                                                4-Way Flat 30' Trailer End with 4' Ca …
                                                 
                                                4 WAY LOOP EXTENSION 30 - Anderson Marine
                                                Only $11.33
                                                Save:$3.66 (24% Off)
                                                4 WAY LOOP EXTENSION 30 - Anderson Marine
                                                 
                                                Extension Harness 2FT, 4Way - Wesbar
                                                Only $6.31
                                                Save:$1.14 (15% Off)
                                                Extension Harness 2FT, 4Way - Wesbar
                                                 
                                                Extension Harness 2FT, 5Way - Wesbar
                                                Only $7.25
                                                Save:$1.80 (19% Off)
                                                Extension Harness 2FT, 5Way - Wesbar
                                                4-Way Flat 18" Trailer End with 4' C …
                                                Only $7.06
                                                Save:$1.24 (14% Off)
                                                4-Way Flat 18" Trailer End with 4' C …
                                                 
                                                Boat Trailer Wire Harness, 25' - Seasense
                                                Only $18.35
                                                Save:$4.44 (10% Off)
                                                Boat Trailer Wire Harness, 25' - Seasense
                                                Spring Savings Sale! Extra 10% Off
                                                 
                                                Rectangle Grommet Kit with Pigtail - Cequent  …
                                                Only $4.42
                                                Save:$0.81 (15% Off)
                                                Rectangle Grommet Kit with Pigtail - Cequent  …
                                                 
                                                Trailer Harness, "Y", 4 Pol …
                                                Only $22.34
                                                Save:$4.61 (17% Off)
                                                Trailer Harness, "Y", 4 Pol …
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                                                Adapter, 7 Way to 4 Way w/8" Wire - Seas …
                                                Only $7.43
                                                Save:$2.36 (17% Off)
                                                Adapter, 7 Way to 4 Way w/8" Wire - Seas …
                                                Spring Savings Sale! Extra 10% Off
                                                 
                                                Adapter, 7 Way to 5 Way - Seasense
                                                Only $6.86
                                                Save:$2.13 (17% Off)
                                                Adapter, 7 Way to 5 Way - Seasense
                                                Spring Savings Sale! Extra 10% Off
                                                BackNext
                                                Great Boating Days are Ahead!
                                                Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!
                                                Spring Savings Sale! Extra 10% Off
                                                Only $7.43
                                                Savings: $2.36
                                                Compare at: $9.79
                                                Adapter, 7 Way to 4 Way w/8" Wire - Seasense
                                                Spring Savings Sale! Extra 10% Off
                                                Only $6.86
                                                Savings: $2.13
                                                Compare at: $8.99
                                                Adapter, 7 Way to 5 Way - Seasense
                                                Great Boating Days are Ahead!
                                                Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!