1996-2003 7.3 Powerstroke Dieselsite 203 Degree Thermostat

Fits: 7.3 Powerstroke 1996-2003

Upgrade your 7.3 Powerstroke engine with a 203 degree thermostat from Dieselsite. This direct fit, correctly sized upgrade is designed to optimize thermal operating temperatures, resulting in improved power and fuel mileage.