Forgot to run a 4th of July Sale. Get 10% off store-wide thru July 15th using the code


Easy Ford Fusion 4″ to 8″ Sync 3 Upgrade Wiring Harness

Not yet rated(0)

NaviUpgrade’s Ford Fusion Sync 3 Upgrade Harness is designed to make upgrading your base model Mustang to have Sync 3 an absolute breeze. Plug & Play, your install can be finished in as little as 45 minutes!


1 × 4" to 8" Sync to Sync 2/3 Base Upgrade Harness

In stock (can be backordered)

1 × CGEA Pigtail

In stock (can be backordered)

In stock (can be backordered)

The NaviUpgrade Ford Fusion with Auto HVAC Controls, 4″ to Sync 3 Upgrade harness is perfect for the DIY-er who is looking to add Sync 3 to his or her vehicle.

We also offer FREE programming files with your purchase, something no other online store does. This allows you to get up and running quickly using an OBDII dongle, without messing around with a bunch of settings or hex codes in FORScan.

Please feel free to check out our Guides tab for more information on what other hardware you’ll need to complete your upgrade.

We pride ourselves in providing the most value out of any online store when it comes to Sync 3 Upgrades. NaviUpgrade is constantly working on building out resources for our customers and fans to use on their own vehicles. Our goal is to empower all vehicle owners to feel comfortable upgrading their own vehicles.


Weight9 oz
Model Year


HVAC Control System

Automatic HVAC Control


There are no reviews yet.

Be the first to review “Easy Ford Fusion 4″ to 8″ Sync 3 Upgrade Wiring Harness”

Your email address will not be published. Required fields are marked *