180 Degrees F Includes Seal OE Specified Temperature
185 Degrees F Includes Seal OE Specified Temperature
195 Degrees F Includes Seal OE Specified Temperature
180 Degrees F Includes Seal Alternate Temperature Option
180 Degrees F 185 Degrees F Includes Seal Kit Contains Front and Rear Thermostats OE Specified Temperature
190 Degree; OE Temperature; Seal included
Browse our selection of quality engine coolant thermostat parts designed specifically for your Hummer H1. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Alpha · Base
Sport Utility
V8 6.5L · V8 6.6L
Automatic