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!

This Part Fits:

Year	Make	Model	Submodel
2003,2005	Dodge	Ram 2500	Laramie
2003-2005	Dodge	Ram 2500	SLT
2003-2005	Dodge	Ram 2500	ST
2003-2005	Dodge	Ram 3500	Laramie
2003-2005	Dodge	Ram 3500	SLT
2003-2005	Dodge	Ram 3500	ST