DieselSite Billet Thermostat Housing 99-03 Ford 7.3L Powerstroke SYN-855702-M30X1_5-PL choose SPYNTEC

choose SPYNTEC

Choose from a list of custom EFILive Tunes that can unleash your engine and get the power level you need from your Duramax

Testing of GPZ revolutionary friction material shows that it outperforms OE materials by as much as 20%

The ECM becomes unlocked during the first software download

DieselSite Billet Thermostat Housing 99-03 Ford 7.3L Powerstroke SYN-855702-M30X1_5-PL choose SPYNTECFinally, a quality reusable thermostat housing that will properly seal and look new for years to come, unlike the factory unit. If you've ever tried to change out your thermostat in the Powerstroke, you'll find that the factory thermostat housing leaves much to be desired. It is a very poor quality stamped steel that doesn't always seal properly when replacing your thermostat and they rust very quickly. The OEM housing is also considered to be