Ford Mustang underdash wiring refers to the electrical wiring that runs beneath the dashboard of your Ford Mustang. This wiring is responsible for powering various components and systems located in the interior of the vehicle. Whether you're restoring a classic Mustang or upgrading your modern Mustang, underdash wiring components play a crucial role in ensuring your vehicle's lights, switches, gauges, and accessories work seamlessly.

Over time, the under dash wiring in your Mustang can become worn down or damaged. This results in electrical issues such as malfunctioning lights, non-responsive switches, or gauge inaccuracies. In such cases, it may be necessary to inspect, repair, or replace the under dash wiring. Check out direct replacement under dash wiring harnesses specific to your Mustang’s year and whether or not you have a factory tachometer. We have what you need to upgrade your Mustang's wiring for optimal functionality with our selection of quality underdash wiring components.