DearChan 6778 Injector Puller & 6779 Injector Puller, 7222 Injector Tube Remover/Installer Tools Fit for GM 6.6L Duramax Diesel, Replace J-44639, J-4659, J-45910 - DC-7222,DC-6778,DC-6779

• 【Wide Application】: 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. 【Superior Material】: Made of heavy duty steel, for great strength, durability, and long service life, surface coated with black oxide finish for resistance to rust and corrosion. Never worry wear or damage to the tool! 【High Performance】: 7222 Injector Tube Remover specially designed to remove the injector tube for maintenance and re-installation. 6778 & 6779 Injector Puller used to safely pull the injector from the cylinder head without pulling the injector cup. 【Direct Replacement】: 7222 Injector Tube Remover works as J-45910 in function and performance. 6778 Injector Puller similar to J-46594. 6779 similar to J-46594. Professional-designed tools to solve the simple repair or the most complex drivability problem, efficiently make your job easier and quicker, saving your time and money. 【Satisfaction Guarantee】: If you're not 100% satisfied with our products, simply return it in 30 days for a full refund, with unconditional refund guarantee and 12-month warranty.