2003-2005 Dodge Ram 2500 / Ram 3500 Fleece Performance / Cummins 4-Pin to 6-Pin Valve Cover Conversion Harness -HAR-CUMM-VC-ADPT-EARLY

Convert your 2003-2005 Ram with 4-pin injector connectors to the 2006-2018 6-pin injector connectors with our plug-and-play conversion harness.  This conversion harness is for use on a 2003-2005 Cummins where a 2006 and newer rocker box style is used. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need!