GM 2500/3500 Diesel Duramax 6.6L Fumoto oil drain plug for the oil pan - F106N Installs as easy as the drain plug for no fuss and no mess oil draining The nipple on the valve accepts a 3/8" hose that can be installed ( not included ) to allow easy draining into your container Fits GM 2500/3500 Diesel Duramax 6.6L