The CTA Ford Fuel Injector Sleeve Cup Remover & Installer - 6.0L, No. 3873, is designed to remove and install fuel injector sleeve cups, saving time by eliminating need to remove heads. The tool services: VT275 24 Valve and VT365 32 Valve; 2004-2010 6.0L Power Stroke Diesel F-250, F-350, F-450, F-550, F-650, F-750 Super Duty and Excursion; and 2006-2009 4.5L Power Stroke Diesel Low-Cab Forward E-Series.