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  1. Custom Fit Vehicle Wiring
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  4. 4 Flat
  5. Trailer Hitch Wiring
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Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Item # C56145
Retail:$117.95
Our Price: $72.57
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Custom Fit Vehicle Wiring

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Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C56145 or order online at etrailer.com. Free expert support on all CURT products. Great prices and Fastest Shipping for Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
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  • Reviews (17)
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CURT Custom Fit Vehicle Wiring - C56145

  • Custom Fit
  • 4 Flat
  • Trailer Hitch Wiring
  • CURT
  • Powered Converter

Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.


Features:

  • Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights
    • Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately)
  • Connects quickly and easily - no cutting or splicing of wires
    • Locate connection points in rear cargo area
    • Plug in T-connector
    • Run hot lead to car battery
  • Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer
    • Powered module connects directly to battery to avoid overloading vehicle's electrical system
  • Constructed using surface-mount technology (SMT) for consistent, reliable performance
    • Maximizes trailer light yield and intensity while producing minimal heat
    • Ensures superior operation in rough road conditions
  • Comes with dust cap for 4-way flat connector
  • Limited 1-year warranty


Installation

This custom-fit T-connector plugs into your vehicle's wiring harness, which is located behind the driver's-side and passenger's-side interior trim panels in your rear cargo area. Once you've plugged in the T-connector, run the hot lead up to the fuse panel near your car battery. Remove the fuse panel's cover and find the stud that has the red battery cable attached to it. Connect the hot lead to this stud using the included ring terminal. Then insert the included fuse into the integrated fuse holder.


Once installation is complete, the 4-way connector will be stowed in an out-of-the-way location within your cargo area.


It is recommended that you use a small amount of grease on all electrical connections - the plugs on your automobile and the 4-pole connector itself - to help prevent corrosion.


Powered Tail Light Converter with Surface-Mount Technology

A tail light converter is built into this T-connector. This converter is a circuit-protected, battery-powered unit that bypasses the electrical routes that are used by a basic wiring harness. As a result, there is virtually no draw on your tail light circuits.


Because most trailers run on a two-wire system - wherein the brake and turn signals are carried on one wire - the separate brake and turn signals from your vehicle's three-wire system need to be combined so they are compatible with the wiring system of the trailer. This converter combines the brake and turn signal functions of your automobile so that they run on one wire to properly activate your trailer's tail lights. Note: This will not affect how the tail lights on your vehicle operate.


Curt builds each tail light converter using surface-mount technology (SMT). This method of construction involves soldering electronic components directly to the surface of a printed circuit board. SMT eliminates the need for leads, which are used in older through-hole technology. The result is a circuit board that is smaller yet provides more routing area and that offers superior performance, reliability and durability.


Curt SMT Circuit Boards

Circuit boards constructed using SMT have been shown to perform better under rough conditions with excessive vibration than those made using the through-hole method. And where would vibration be more likely to occur than in towing applications? Curt converters also produce less heat, leading to increased durability and longer life. In addition, lower levels of resistance ensure better performance, especially for parts that operate at higher frequencies.


Each Curt circuit board is made using high-quality components that are pieced together in the most technologically savvy fashion, leading to greater predictability and reliability in functioning.



56145 CURT T-Connector - Surface Mount Technology - 4 Wire

Installation Details C56145 Installation instructions

This Product Fits The Following Vehicles



California residents: click here


Customer Satisfaction Score:


Customer Reviews

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - C56145

Average Customer Rating:  4.8 out of 5 stars   (17 Customer Reviews)

Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.

by:

Perfect fit connectors and very convenient to not need to splice into factory wires.

Jim P.

4/21/2016

Everything is working well. Im glad to have etrailer my primary source for my towing needs. Respectfully,



by:
2014 Chrysler 300

I bought the C56145 custom wiring kit it is a must have item. The dealer wanted $300 for the wiring kit + $ to install. I save a lot by doing it myself and thank "etrailer.com" for handling a fine product.
Respectfully,
Larry Royal



by:

Everything was great with only one exception. The instruction state to be careful removing the wire connectors from the taillight. With no instructions on how to remove them. 1. Push the red sliding saftey clip back.
2. push down on the black clip and gently pull the socket apart using a side to side motion. Henry



by:
2014 Chrysler 300C

I was able to do a quick and professional looking wiring installation with your kit. I would recommend it to others.



by:

After buying four of these hitches in the last four years, what more could I say. I think that would have been recoginized by your company and been given a small discount for buying from you so frequently. Enough said about that. Frequent customer.



by:
2012 Chrysler 300C

The wiring harness works great and was easy to install.



by:
2011 Chrysler 300C

This product is exactly what I was looking for. No cutting and splicing, easy and clean install. What else is there to say? I highly recommend this harness for your trailer plug need.



by:
2013 Chrysler 300S

Thank you for shipping so fast. I already put the hitch on. and wiring is also installed. Good directions and great looking. Thank you again.



by:

Super fast and easy install. 15 mins and it was in and ready



by:

Everything worked as described. Quick delivery and even greater price.



by:
2011 Chrysler 300

This is just what I need easy to install better than cutting wires all that



by:

Great service. Knowledgeable. Fast shipping. Great price



by:
2012 Chrysler 300



by:
2012 Chrysler 300



by:



by:
2013 Chrysler 300C

good



by:

Plugs right in, easy.


17
17

See what our Experts say about this CURT Custom Fit Vehicle Wiring

  • Trailer Wiring Harness Recommendation for a 2011 Chrysler 300 LDT
    For your 2011 Chrysler 300, we offer the Curt T-Connector, # C56145. I have attached an installation video on a 2013 Chrysler 300 for you to check out. While this is a plug and play unit, you will have to run the main power wire up to the vehicle battery. These wiring harnesses require a direct 12v connection to the battery to power the trailer or accessory lights. This is to protect the vehicle's tail light circuits from overloading. I have attached a help article on tips for routing...
    view full answer...
  • What is the Best Trailer Hitch and Wiring for a 2014 Chrysler 300 Base Model with 3.6 Liter Motor
    Yes, Curt trailer hitch # C13093 fits all models of the 2014 Chrysler 300 including the base models. If you plan on doing some towing you might be interested in etrailer ball mount kit # 989900. It comes with 2 ball mounts; one with a 3/4 inch rise or 2 inch drop and one with a 2-3/4 inch rise or 4 inch drop. It also includes a 1-7/8 inch ball, 2 inch ball, hitch pin with clip, and a storage bag. If the ball mount kit does not have the right rise or drop to tow the trailer level, use...
    view full answer...
  • Trailer Wiring Harness Recommendation for a 2008 Chrysler 300
    You are going to have to install a wiring harness with a converter box to be able to install a 4-way on your 2008 Chrysler 300. You are correct, because the taillight circuits of your vehicle are separate and the taillights on most trailers are combined a converter box is required. The Curt wiring harness part # C55546 would be the correct harness for your vehicle and would install pretty easily.
    view full answer...
  • How to Use Roof Top Tent with 2014 Chrysler 300
    I have a way for you to transport and use a roof top tent, like the Yakima SkyRise HD Tent # Y07436, with your 2014 Chrysler 300 but every roof top tent I've looked at says not to mount and use a tent on a roof rack that uses clips for the door jambs like what we see with this Yakima setup. The 165 lb weight rating is the dynamic rating so the static rating would be higher, but we need to look at a different solution since a clip-style roof rack shouldn't be used for this application. As...
    view full answer...
  • Can a Curt Trailer Wiring Harness for a 2013 Chrysler 300 be Used Often or Infrequently
    You can use the Curt trailer wiring harness # C56145 as much or as little as you want. If you do not use it very often though you will want to make sure that you use dielectric grease between electrical connections (# 11755), and make sure the ground is attached to a clean and corrosion free bare metal surface. Also make sure the cover is placed on the 4-Way end when not in use.
    view full answer...
  • Modifications Needed for 2014 Chrysler 300S To Install Class II Trailer Hitch
    According to the installation instructions for the Draw-Tite Class II trailer hitch, part # 36548, there is no cutting or modification if the bumper fascia required (see linked instructions). However, on 2011 and newer vehicles, there's a plastic appearance panel under the vehicle that would need to be removed and left off the vehicle. There is a trailer wiring harness available, part # C56145. If you'll be towing with this hitch, you'll need a ball mount like # 36051 but remember to account...
    view full answer...
  • Power Fuse Blows on T-One Vehicle Wiring Harness # 118544 When Running Lights are Engaged
    The two most likely causes for the blown 12V power fuse that feeds your TowReady T-One Vehicle Wiring Harness # 118544 are a short within the trailer wiring for its running light circuit or excessive current draw from the clearance/marker lights on your trailer. If you happen to have access to either another tow vehicle or trailer you can try substituting one in place of yours to see if the issue remains. This is the easiest way to isolate the fault to either the vehicle or trailer. If...
    view full answer...
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  • Cargo Carrier And Hitch For 2011 Chrysler 300 To Carry Folding Wheelchair
    If you do not have a hitch on your 2011 Chrysler 300, I recommend a hitch and a cargo carrier. After doing some research on your vehicle I found that the towing weight capacity is 1,000 lbs. that means the maximum tongue weight capacity or total weight a hitch could handle is approximately 100 lbs. I recommend the Draw-Tite Trailer Hitch, part # 36548. This is a Class ll hitch and has a 1-1/4 inch receiver opening. I also recommend a flat hitch-mounted cargo carrier like the Rola Packer...
    view full answer...
  • Is There Fascia Trimming Required to Install Trailer Hitch on 2014 Chrysler 300
    I checked the install instructions for the Curt hitch part # C13093 that you referenced which is a fit for your 2014 Chrysler 300C and there is no mention of rear fascia trimming or removal so that's not something you would have to worry about. Now for a trailer wiring mounting bracket the part # 18144 would be a great option to use to hold the 4-way connector of the part # C56145 which is a fit for your vehicle as well. This bracket actually attaches to the rear bumper of the vehicle...
    view full answer...

Do you have a question about this Custom Fit Vehicle Wiring?


Info for this part was:

Employee Michael H
Expert Research:
Michael H
Employee Jameson C
Expert Research:
Jameson C
Employee John H
Expert Research:
John H
Employee Joshua S
Video Edited:
Joshua S
Employee Jacob T
Video Edited:
Jacob T
Employee Nicholas E
Test Fit:
Nicholas E
Employee Brent H
Test Fit:
Brent H
Employee Cole B
Installed by:
Cole B
Employee Chris R
Video by:
Chris R
Employee Wilson B
Updated by:
Wilson B
Employee Kristina F
Updated by:
Kristina F
Employee Isabelle B
Updated by:
Isabelle B

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