Description: 【Fitment Model】: Specifically designed for 3406E, C-10, C-12, C-15, C-16, and C-18 models. This tool serves as a direct replacement for part number 9U-6891, ensuring precise compatibility and performance for your repair needs 【Essential Function】: Effortlessly removes and installs injector sleeves (also known as injector cups). This tool is engineered to properly grip the sleeve from the bottom, preventing damage to the cylinder head and saving you from costly, time consuming mistakes 【Durability】: Constructed from heavy duty metal for maximum strength and longevity. The entire tool is treated with a black oxide finish, providing great resistance to rust, ensuring it can withstand the demands of any professional garage or workshop 【Simple & Efficient Operate】: This two part system makes a complex job straightforward. The remover securely expands to pull out old sleeves, while the installer precisely sets the new sleeve to the correct depth. This design guarantees a proper, anti leak fit, reducing your overall repair time 【Complete Tool Set】: Your purchase includes a complete kit containing both the injector sleeve remover and the installer tool. You will receive everything needed to perform the job right out of the box, all neatly packaged for easy storage and transport Specification: Material: Metal  Package Size: 26cmx10.5cmx8.5cm/10.24inchx4.13inchx3.35inch Package Includes: 1 Injector Sleeve Cup Remover Installer Set Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.