Dieselsite Billet 7.3L Thermostat Housing - 1999-2003 Ford F-Series category_99-03-super-duty-engine-and-performance-turbo-and-upgrades-turbo-accessories Fuel economy

Fuel economy

It’s an ideal solution for trucks running side-draft intakes

It features high quality materials-and significant cost savings

and the kit includes a massive

Dieselsite Billet 7.3L Thermostat Housing - 1999-2003 Ford F-Series category_99-03-super-duty-engine-and-performance-turbo-and-upgrades-turbo-accessories Fuel economyDieselsite Billet Thermostat Housing 7. 3L Powerstroke (19992003) If youve ever replaced a thermostat on a 7. 3L Powerstroke, you already know how bad the factory thermostat housing is. The OEM stamped steel housing is thin, rust prone, and notorious for warping and leaking after removal. Ford even considers it a single use disposable part. The Dieselsite Billet Thermostat Housing solves all of those problems with a precision machined billet aluminum