OTC's 6777 GM Duramax Injector Puller assists in removing injectors from the cylinder head, without damaging the injector body. Applications include 2011 and newer 6.6L Duramax diesel and Isuzu engines. Rugged construction ensures a lifetime of reliable performance even under the harshest shop conditions. Similar to OE tool number EN-49774. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.