CONVERSION COMPONENT
Gen III HEMI Straight Water Neck Thermostat Housing
$31.99
Aluminum straight water neck thermostat housing for Mopar Gen III HEMI cooling systems. Choose Natural, Polished or Black finish.
Designed for 1-3/4-inch radiator hoses. Includes one housing and two mounting bolts. Listed for 2004–2021 5.7L, 6.1L and 6.4L HEMI applications; verify the specific engine, thermostat location, hose diameter and clearance for your build.
Choose every option before ordering. For a complete parts list, use the build planner.












































