Curt 4-Way Square Plug Wiring Extension

Be the first to review this product
$11.88
Fast & Free Shipping!
  • Square Plug Wiring Extension
  • Slit loom sleeve
  • Easy to install
  • Limited lifetime warranty
  • Made in the USA

Get Easy-to-Install Parts. No Hassle.

Lowest Price Guaranteed. Free Shipping Both Ways.

  • Square Plug Wiring Extension that provides full trailer brake control
  • Slit loom sleeve contains wiring and protects it from damage
  • Easy and quick plug-install
  • Curt guarantees excellent service and quality
  • Made in the USA with exceptional technology for Americans by Americans

Square Plug Wiring Extension

The Curt 4-way square extension allows you to have full control over your trailer brakes for a safe, easy and convenient towing process. You can slow it down or let it accelerate to match your vehicle's speed all from your car seat without worrying about the trailer's brake controller.

Wiring Protection

The wiring extension is wrapped in a slit look sleeve that contains all the wiring. It protects it from being cut or damaged by road, weather and technical elements. This ensures full safety, durability and convenience.

Easy Installation

The Curt 4-way square extension is easy to install. It is an easy and practically effortless plug-and-play operation, and you'll be towing away in less than 10 minutes. One end snaps into the vehicle socket while the other connects with any Curt trailer brake controller.

Limited Lifetime Warranty

Curt provides a limited lifetime warranty for every purchase of the wiring extension. It is a guarantee of unbeaten quality and performance beyond satisfactory. Feel free to get in touch with PartCatalog if you ever need help with your warranty.

Made in the USA

This extension is made in the USA by local labor with locally processed materials. The manufacturer creates employment for thousands of Americans every year and supports the growth of local industries.

Sorry, there are no videos available.
This product comes with the manufacturer's limited warranty to be free from defect under normal use and service, ordinary wear and tear excepted, for the period of the manufacturer's warranty. Subject to manufacturer limitations.
The following part numbers are available in this product line:
51452
To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Cadillac (2014-2017)

Escalade, Escalade ESV

Chevrolet (2014-2017)

Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Suburban, Suburban 1500, Suburban 3500 HD, Tahoe

GMC (2014-2017)

Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL, Yukon XL 1500