- Thermostat housing with -8 JIC / AN Bung
- Replaces the riser on all "fleece style" riser block coolant bypass kits
- Great for custom coolant bypass builds
- Deletes EBP sensor bung on HE351V equipped trucks
Fits: All 5.9l and 6.7l Cummins engines - **May not fit with all OE equipment depending on configuration**