gm 3.4 v6 coolant hose

I recently purchased a 2007 Pontiac Torrent FWD 3.4 v6 with little over 61,000 miles. I am going to change the out the thermostat and replace all of the hoses preventive maintenance. I am looking for the additional coolant hose that fits the following GM 12582446 Adapter Assembly, Thermostat...