Billet Thermostat Housing
Billet thermostat housing, 100% made in the USA. These are designed for your stock 2001-2010 OEM Duramax pickup and comes with the extra 90 degree billet elbow to clear your oem fan. If you do not have the oem mechanical fan, then the option without the elbow is $100 less.
$520 Free shipping to continental USA included for slip fit 1-1/2 inch hose, 1-3/4 inch hose or -20AN fitting
Black, Blue or Red housing with any combo color outlet (blue, black or clear)
$520.00Price