Wiring Harnesses

Our replacement GM Automatic Transmission 20-Pin pigtail features 12" leads that are labeled with the pin positions to aid in installation. Includes 20 heat-sealable butt-style connectors. Produced...

Replacement connector with 6" pigtail for use in multiple locations on the Duramax, Cummins, Powerstroke, and other GM vehicles. Replaces Chrysler Part Number: 05143779AA Replaces GM Part Number:...

Replacement Water-In-Fuel (WIF) connector with 6" pigtail for use on the 2011-2019 Ford Powerstroke. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal...

Replacement fuel pump pigtail for the 2011-2016 6.7L Powerstroke. Includes two heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting...

Hard to find replacement connector with 6" pigtail for use on the 2020+ Ford Powerstroke cooling fan clutch. Produced in-house, our manufacturing process includes fully automated wire cutting and...

Our replacement fan extension harness for the 2011-2018 Ford with 6.7L Power Stroke allows you to repair a broken or damaged harness without needing to replace the entire fan and clutch assembly. ...

The Fleece Performance Charging Circuit Harness for the 2020-2022 Ford 6.7L Power Stroke is a drop-in replacement with no cutting or splicing to fix the common problem of an intermittent or...

The Fleece Performance Charging Circuit Harness for the 2019 Ford 6.7L Power Stroke is a drop-in replacement with no cutting or splicing to fix the common problem of an intermittent or continuously...

The Fleece Performance Charging Circuit Harness for the 2017-2018 Ford 6.7L Power Stroke is a drop-in replacement with no cutting or splicing to fix the common problem of an intermittent or...

The Fleece Performance Charging Circuit Harness for 2011-2016 Ford 6.7L Power Stroke is a drop-in replacement with no cutting or splicing to fix the common problem of an intermittent or continuously...

Replacement connector with 48" pigtail for use on the 6.0 and 6.4 Powerstroke engines. The additional length pigtail allows for routing of the harness from the sensor directly to an accessible...

Our Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo vane position sensor that is used on 2006 and up Garrett turbochargers. Produced in-house, our...