03-05 RAM 2500/3500 CUMMINS (03-05 TO 2006+) VALVE COVER CONVERSION HARNESS

Valve Cover Conversion Harness — 2003–2005 RAM 2500/3500 Cummins (Early to 2006+ Style)

Upgrading your 2003–2005 5.9L Cummins with a 2006+ style valve cover? The factory wiring harness connector changed between generations — making a direct swap impossible without this conversion harness. The Fleece Valve Cover Conversion Harness bridges the gap between your early 2003–2005 engine harness and the updated 2006+ valve cover, allowing a clean, plug-and-play installation without cutting or splicing factory wiring.

Key Features

• Plug-and-Play Conversion — Connects your 2003–2005 engine harness to a 2006+ style valve cover without cutting or modifying factory wiring
• Enables 2006+ Valve Cover Upgrade — Required adapter for installing a late-style valve cover on early 5.9L Cummins applications
• Clean, Professional Installation — Maintains factory wiring integrity for a reliable, long-term result
• Direct Fitment — Designed specifically for 2003–2005 RAM 2500/3500 5.9L Cummins applications
• Fleece Performance Engineering — Trusted quality from a proven diesel performance brand

Fitment

• 2003–2005 RAM 2500 & 3500
• 5.9L Cummins Diesel
• For use when installing a 2006+ style valve cover on an early 5.9L Cummins

SKU: FPE-HAR-CUMM-VC-ADPT-EARLY | Vendor: Fleece