Cody Williams, co-owner of Industrial Injection – takes us inside a 5.9L Cummins Common Rail Injector.

What’s inside a 2003-2007 5.9L Cummins Common Rail Fuel Injector? Learn about the damage of bad fuel contaminants and poor maintenance. Bad injectors can wreak havoc on your engine and fuel economy. Cody Williams, Co-owner of Industrial Injection Diesel Performance, shows you detail by detail what things go wrong inside your dirty diesel fuel injectors.