OTC's Injector Puller for 2001-2004 GM Duramax 6.6L engines safely pulls the injectors without pulling the injector cups. Simply insert the tool into the injector retainer bracket bolt hole, attach a socket and ratchet/breaker bar to one of the hex ends and start rocking back and forth - the injector will pop right out. Durable steel construction means tool will withstand heavy shop use and continue to perform as designed. Value is at the core of the OTC tool and equipment portfolio. Whether it's 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.