Dieselsite Billet 7.3L Thermostat Housing - 1999-2003 Ford F-Series category_black-friday-2021-shifted-industries Factory-style alignment pins – Ensures

Factory-style alignment pins – Ensures proper positioning

Restores proper door alignment and reduces sag

This modification allows 100% transmission fluid flow to the cooler

1987–1997 Ford F-Series

this filter increases airflow for improved horsepower and throttle response while retaining a factory-style fit

Dieselsite Billet 7.3L Thermostat Housing - 1999-2003 Ford F-Series category_black-friday-2021-shifted-industries Factory-style alignment pins – EnsuresDieselsite 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