Not running a heater on your 5.0L Coyote engine? if so, the factory hot water tubes pose a bit of an issue. With this kit you can now replace both hot water tubes allowing proper crossover while eliminating the big oem connections. This kit comes with both billet pieces that bolt into the thermostat housing and passenger side cylinder head. They come with new orings, hardware, hose, and clamps to eliminate the oem crossover and heater hose connections. Works with both NA and SC setups.Learn More