Description
Overview
The FASS WH-1004-3R Wire Harness (05-18 Dodge) 10 Gauge is engineered by FASS Fuel Systems for dependable performance and long service life. Built as a heavy-duty 10 gauge wiring harness, this component delivers the reliable electrical connection your FASS fuel system depends on, so your diesel-powered truck gets consistent, uninterrupted power delivery day after day.
When it comes to your fuel system’s electrical circuit, the wire harness is the backbone of the whole setup. This engine harness uses a robust 10 gauge conductor designed to handle the demands of a diesel application, giving you an automotive wiring harness that’s purpose-built rather than a generic replacement. Whether you’re refreshing an aging car wiring harness or completing a fresh FASS installation, this electrical harness is made to fit and function exactly as intended.
Key Benefits
Choosing a manufacturer-matched engine wiring harness eliminates the guesswork that comes with piecing together harnessing wire and generic connectors. The FASS WH-1004-3R is designed specifically for 2005-2018 Dodge diesel trucks, so you get correct gauge, correct application, and the confidence that your wire and harness setup will support the amperage your fuel system requires. As a dedicated 10 gauge harness wire, it’s suited to the higher current draw of performance fuel delivery.
Highlights
- FASS Fuel Systems part number WH-1004-3R
- Heavy-duty 10 gauge conductor for dependable current delivery
- Engineered by FASS for long service life and dependable performance
- Purpose-built as an automotive electrical wiring harness for diesel applications
- Sold as Each (AAIA ID: FKRH)
Fitment
This wiring harness is designed to fit 2005-2018 Dodge diesel trucks. It’s built specifically for diesel fuel type applications across the 2005-2018 engine years, making it a direct match for owners running a FASS fuel system on their 05-18 platform. If you’re working on a project and comparing electrical wiring harnesses automotive options, this FASS-engineered harness takes the guesswork out of getting the right part.
A proper wiring harness kit is one of the most overlooked components in a fuel system upgrade, yet it’s critical to reliable operation. Corroded, undersized, or improvised harness wire can lead to voltage drop and inconsistent performance. By starting with a FASS-engineered engine harness rated at 10 gauge, you’re protecting your investment and ensuring your fuel system pump gets the clean power it needs. Whether you searched for a nissan engine harness for old truck and landed here, or you already know you need a FASS-specific harns-wire replacement, this is a focused, application-correct choice for 05-18 Dodge diesel owners.
Order the FASS WH-1004-3R Wire Harness and complete your fuel system with a component built to the same standard as the rest of your FASS setup.







