Eliminate cutting, splicing, and soldering when installing vehicle to trailer wiring with the Curt 57186 Universal Wiring Harness.

Most vehicles don't come ready to tow, with the Universal from Curt you can transform your vehicle into a towing machine. The universal wiring harness plugs into your vehicle's existing 4-way electrical system and using original equipment connectors. The harness provides a 7-way flat connector socket for your trailer lights at the same time.

Long-lasting and easy to install, the Curt 57186 Universal Harness allows you to take your towing to new heights.

• Plugs into vehicles existing 4-way flat trailer connector assembly to provide a 7-way flat socket
• Simple plug-and-play design eliminates the need for cutting or splicing
• 7-way flat output connects tail lights, brake lights and turn signals
• 20-foot long duplex cable houses (2) 10-gauge wires
• Pre-wired 7-way trailer connector mounts easily at rear of vehicle with mounting bracket (sold separately)
• 30-amp and 40-amp circuit breakers protect your vehicles electrical system by preventing overload
• Heavy-duty replacement flasher prevents your turn signals from blinking too fast
• Ring termainals attach to wires so you can connect leads to circuit breakers and battery posts
• Includes (5) #10 Ring terminals, (2) 3/8-inch Ring terminals, 4 butt connectors for joining wires, and (8) 8.5-inch long cable ties to secure loose wires
• Output type: 4-way to 7-way flat
• Product warranty: 1-year warranty

Shipping Information

VMInnovations is proud to offer fast, free shipping every day. Items are typically delivered between 1-3 days.

Most orders placed before 2:00 PM CST ship the same day.

Free Shipping Details

• Our free shipping service is standard ground shipping with FedEx, USPS, or a regional carrier.
• Items are usually delivered in 1-3 days, but some may take up to 5 days.
• Some orders may require a signature before delivery.
• At this time, we only offer free shipping inside the 48 continental United States.
• Free shipping is not available for APO/FPO.
• Some items can be shipped to Alaska, Hawaii, or Puerto Rico. Please note free shipping does not apply to these locations. You will need to select the AK/HI/PR shipping in your cart.
• We are currently unable to ship items internationally.

Freight Shipping Information (LTL)

Some items are too large to be shipped with a regional carrier, FedEx, or USPS, and we ship these items with our freight carriers.

Please read the information below so you fully understand the delivery process and requirements.

Required Actions

We will need your phone number for the delivery. The carrier will need to call you in order to set up a delivery time. Please make sure the number you provide during checkout is the best one to reach you. If paying with PayPal, please make sure the number on your account is accurate.

You'll need to inspect your package upon arrival before you sign. If your order arrives damaged, you should sign "DAMAGED" on the delivery receipt. If the item is damaged to the point that it is not usable, you can refuse the item.

Please notify and, if possible, send photos of any damage to vminnovations_help@email.spreetail.com, along with your order number. A member of our Customer Experience team will reach out to you with further instructions.

Delivery Information

At this time, we do not offer "in-home" deliveries. Your shipment must be delivered to the curbside and will require a signature. Please be sure you are able to move the item after it arrives, as the carrier will not be able to assist.

We do our best to ship orders as fast as we can. If you need to cancel your order, please let us know as soon as possible by calling our Customer Experience team at 866-639-9320. Please note that if we are unable to cancel your order before it ships, you will be responsible for the shipping charges.

If the item is returned from the freight company for any reason other than damage, additional shipping or storage fees may apply. Reasons may include invalid or incorrect address information, and incorrect phone number or contact information, or failing to schedule or missing an already scheduled delivery appointment.

If the item is delivered and a return is requested, the freight shipping fees will be deducted from the final refund amount.