Looking for a way to reinforce your 7.3 Powerstroke's thermostat housing? Check out our K.B. Diesel Thermostat Reinforcement Flange! This powder coated flange is designed to add extra strength and durability to your thermostat housing, and comes with all the necessary mounting bolts. Plus, our heavy duty seal ensures a tight, leak-free fit. Don't take chances with a weak thermostat housing - reinforcement is the way to go!