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etrailer Trailer Wiring 7-Way Upgrade Kit w/ Junction Box and RV Style Connector

Our Price: $62.99
In Stock
This kit includes a junction box so you can quickly and easily connect the wires from the included trailer connector to your trailer's wiring.Features: Kit allows you to upgrade from a 4-way, 5-way, or 6-way connector to a 7-way connector Pre-wired, 7-way, blade-style, trailer-end connector lets you connect your trailer to your vehicle Flexible cable allows for easy positioning Weatherproof, heavy-duty plastic junction box protects wires and terminals from the elements Wire functions: Black: 12 volt power Yellow: auxiliary or reverse signal Red: left brake and turn signal Green: running lights Brown: right brake and turn signal Blue: trailer brakes Ring terminals included Specs: Overall box dimensions: 8-1/8" long x 3-3/8" wide x 2-5/16" tall Distance between mounting holes (on center): 7-3/8" Lid dimensions: 6-5/8" long x 3-3/8" wide Cord dimensions (not including junction box): 5'-5" long x 5/8" diameter Overall length including junction box: 6'
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • etrailer

etrailer Trailer Wiring Junction Box - 7 Terminal

Our Price: $19.99
In Stock
This trailer wiring junction box provides a fast, easy way to connect your trailer's wiring to either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.Features: 7-Terminal junction box lets you easily connect your trailer wiring to a 6-way or 7-way trailer connector (sold separately) Eases connector installation, and makes diagnostics simple Weatherproof, heavy-duty plastic protects wires and terminals from the elements Ring terminals included Specs: Box dimensions with lid: 8-1/8" long x 3-3/8" wide x 2-3/8" tall Lid size: 6-5/8" long x 3" wide Distance between mounting holes (on center): 7-3/8"
  • Trailer Wiring
  • Junction Box
  • etrailer

Junction Box and Installation Kit for Autowbrake Trailer-Mounted Electric Brake Controller

Our Price: $38.00
In Stock
This kit lets you install the Autowbrake electric brake controller on your trailer. Junction box, butt connectors, and ring terminals make it easy to splice the controller into your trailer's wiring.Features Kit lets you install your Autowbrake trailer brake controller (3430001 - sold separately) on your trailer Junction box makes it easy to connect controller to your trailer wiring Weatherproof, heavy-duty plastic protects wires and terminals from the elements Installation hardware included Ring terminals for connecting wires to studs in junction box Heat shrink butt connectors for joining 2 lengths of wire Zip-ties for securing loose wires Mounting hardware for securing junction box to trailer frame
  • Trailer Brake Controller
  • Junction Box
  • Installation Kits
  • etrailer

Trailer Wiring Junction Box

Our Price: $35.04
In Stock
This Spectro trailer wiring junction box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. ...
Features: 7-Terminal junction box lets you easily connect your trailer wiring to a 6-way or 7-way trailer connector (sold separately) Weatherproof, heavy-duty plastic protects wires and terminals from the elements Mounting hardware included Ring terminals (44-5310A) sold separately Specs: Box dimensions with lid: 7" long x 3-1/4" wide x 2-3/4" tall Overall length (with mounting flanges): 8" Distance between mounting holes (on center): 7-3/8" Mounting flange dimensions: 3/4" wide x 1/4" thick Outer diameter of terminals: 3/16" 9709 Spectro Trailer Wiring Junction Box
  • Trailer Wiring
  • Junction Box
  • Spectro

Trailer Wiring Junction Box - 7 Terminals - Polypropylene

Retail: $28.13
Our Price: $13.89
In Stock
Durable polypropylene box creates a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.
  • Trailer Wiring
  • Junction Box
  • Buyers Products

Phoenix USA Junction Box - 10 Pole - 12V

Our Price: $15.09
In Stock
Messy trailer wiring leads to loose connections and frustrating electrical issues. This 10-pole junction box gives you a tidy, organized way to wire your trailer plug, with a screw-on cover that protects connections from road debris and moisture.Highlights Clean Up Trailer Wiring Fast: 10-pole junction box gives you an organized, central place to connect trailer wiring. Simplify Plug Installation: Makes wiring a trailer plug straightforward instead of splicing and guessing.
  • Trailer Wiring
  • Junction Box
  • Phoenix USA

Pollak 7-Circuit-Breaker Junction Box

Our Price: $57.83
In Stock
This circuit breaker junction box provides a neat, clean way to mount multiple circuit breakers to the firewall of your vehicle. Junction box has space for seven separate circuit breakers.Features: Junction box for studded circuit breakers Provides neat, clean mounting point for multiple circuit breakers Has space for 7 studded circuit breakers Includes bus bar to dissipate heat buildup Specs: Breaker slots: .20" x .30" 1-Year limited warranty 52-249 Pollak 7-Circuit-Breaker Junction Box
  • Trailer Wiring
  • Junction Box
  • Pollak

Pollak 10-Terminal Junction Box

Retail: $73.80
Our Price: $50.68
In Stock
This junction box provides a quick and easy way for you to connect the trailer plug to the trailer wiring. The box also makes your trailer connector simple to replace.Features: Provides quick and easy way to wire trailer plug to trailer wiring Allows simple replacement of trailer connector Has black, ABS plastic construction Specs: Box dimensions: 7.5" long x 3.75" wide x 2.5" tall 1-Year limited warranty
  • Trailer Wiring
  • Junction Box
  • Pollak

12 Contact Truck and Trailer Connector Junction Box

Our Price: $18.88
In Stock
When you're wiring up your trailer, you want everything clean and reliable. This 12-contact junction box keeps your connections organized so you can spend less time troubleshooting and more time on the road.
  • Trailer Wiring
  • Junction Box
  • Spectro

Trailer Wiring Junction Box - 7 Color Coded Terminals - ABS

Retail: $61.91
Our Price: $10.43
In Stock
Color coded terminals in the ABS box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.
  • Trailer Wiring
  • Junction Box
  • Buyers Products

Autowbrake Electric Brake Controller - Trailer Mount w/ Remote Fob - Up to 3 Axles - Proportional - 3430001

Retail: $531.91
Our Price: $479.99
In Stock
This unique brake controller mounts on your trailer instead of in the cab so you can tow your trailer using any truck. You'll control your settings from the handy key fob remote.Using the junction box to connect the Autowbrake wiring harness is recommended. If the junction box is not accessible or if your trailer does not have one, you can pick up our Autowbrake installation kit (3430001-JBK - sold separately) to get everything you need for an easy installation, including a junction box, butt connectors, and ring terminals.
  • Proportional Controller
  • Electric
  • Trailer-Mount
  • LED Display
  • Autowbrake
  • Splice-In
  • Single Trailer Only
  • Remote Control

Curt TriFlex NEXT Trailer Brake Controller w/ Custom Harness - 1 to 4 Axles - Proportional - C86SV

Our Price: $141.95
This compact brake controller fits nicely in your cab. It's designed to mount flush to the dash and is only 1" thick. The controls are simple, the LED display is large and bright, and the manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Discovery NEXT Trailer Brake Controller w/ Custom Harness - Up to 4 Axles - Time Delayed - C38SV

Our Price: $113.95
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display is large and bright so it's easy to see, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric
  • Electric over Hydraulic
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Discovery NEXT Trailer Brake Controller w/ Custom Harness - Up to 4 Axles - Time Delayed - C47GV

Our Price: $113.95
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display is large and bright so it's easy to see, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric over Hydraulic
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness - Up to 3 Axles - Time Delayed - C23GV

Our Price: $96.81
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display keeps it simple with bar indicators, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric
  • Electric over Hydraulic
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt TriFlex NEXT Trailer Brake Controller w/ Custom Harness - 1 to 4 Axles - Proportional - C63MV

Our Price: $142.76
In Stock
This compact brake controller fits nicely in your cab. It's designed to mount flush to the dash and is only 1" thick. The controls are simple, the LED display is large and bright, and the manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness - Up to 3 Axles - Time Delayed - C73GV

Our Price: $91.66
In Stock
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display keeps it simple with bar indicators, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric over Hydraulic
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Spectrum Brake Controller w/ Custom Harness - Dash Mounted Knob - Up to 4 Axles - Proportional - C64SV

Our Price: $269.95
In Stock
You can stick the control knob to the dashboard, plug in the module, and your brake controller installation is done with no drilling and no hardwiring. The knob is large and easy to use, while the main unit is out of sight behind the dash.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Behind-Dash
  • Indicator Lights
  • CURT
  • Plug-In
  • Multiple Trailers
  • Dash-Mounted Knob

Curt Spectrum Brake Controller w/ Custom Harness - Dash Mounted Knob - Up to 4 Axles - Proportional - C24SV

Our Price: $269.95
You can stick the control knob to the dashboard, plug in the module, and your brake controller installation is done with no drilling and no hardwiring. The knob is large and easy to use, while the main unit is out of sight behind the dash.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Behind-Dash
  • Indicator Lights
  • CURT
  • Plug-In
  • Multiple Trailers
  • Dash-Mounted Knob

Pollak 4-Way Flat Trailer Connector with 24" Harness - PK64KR

Our Price: $8.35
In Stock
Extend your trailer wiring with this 24" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or connects to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions. Color-coded wires: Simplifies installation with easy-to-identify functions. 24" Harness length: Offers ample reach for connecting vehicle and trailer.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 5' Harness - PK74KR

Retail: $9.87
Our Price: $9.15
In Stock
Extend your trailer wiring with this 60" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions. Color-coded wires: Simplifies installation with easy-to-identify functions. 60" Harness length: Offers ample reach for connecting vehicle and trailer.
  • Wiring Extensions
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 12" Harness - PK44KR

Our Price: $9.01
In Stock
Extend your trailer wiring with this 12" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or connect to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions. Color-coded wires: Simplifies installation with easy-to-identify functions. 12" Harness length: Offers ample reach for connecting vehicle and trailer.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Tekonsha Plug-In Wiring Adapter for Electric Brake Controllers - GM - 3015-P

Retail: $37.01
Our Price: $21.73
In Stock
... Simply plug one end of the adapter into your brake controller and then plug the other end into the junction box beneath your vehicle's dashboard.Features: Adapter is wired for GM trucks and SUVs from 2003 to 2006 and 2007 classic body style trucks Wiring adapter eases installation of your electric brake controller Custom connector end plugs into the electric junction box beneath the dash of your vehicle Other end plugs into the back of your electric brake controller Compatible time-delayed brake controllers: Draw-Tite Activator I (5100), Draw-Tite Activator II (5500), Draw-Tite Activator III (5520), Draw-Tite I-Command (5535), and Tekonsha PowerTrac (39523) Compatible proportional brake controllers: Tekonsha Prodigy (90185), Tekonsha P2 (90885), Tekonsha P3 (90195), Tekonsha Primus IQ (TK90160) and Tekonsha Voyager (39510) Limited 1-year warranty Installation of Tekonsha Brake Controller Adapter This adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash.
  • Trailer Brake Controller
  • Wiring Adapter
  • Plugs into Brake Controller
  • Tekonsha
  • Vehicle Specific

Curt Custom Wiring Adapter for Trailer Brake Controllers - Dual Plug In - C51352

Retail: $18.95
Our Price: $12.02
... Simply plug one end of the adapter into your brake controller and then plug the other end into the junction box beneath your vehicle's dash.This adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Trailer Brake Controller
  • Wiring Adapter
  • Plugs into Brake Controller
  • CURT
  • Vehicle Specific