7222 Injector Tube Remover fits for GM 6.6L Duramax Diesel 2001-2021. 6778 Injector Puller for GM Duramax 6.6L engines 2001-2004. 6779 Injector Puller for GM Duramax 6.6L engines 2005-2011. 7222 Injector Tube Remover specially designed to remove the injector tube for maintenance and re-installation.
