Pivotal to regulating your engine's operating temperature and maintaining its longevity, Thermostats open and close depending on the temperature, controlling the flow of coolant. If you’re having issues with engine temperature make sure to also look at the Housing Assemblies around your Thermostat.
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- Gates Lower Engine Coolant Thermostat for 2002-2006 Infiniti Q45 4.5L V8Special Price $22.95 Regular Price $32.99
- Gates Lower Engine Coolant Thermostat for 2003-2008 Infiniti FX45 4.5L V8Special Price $22.95 Regular Price $32.99
- Gates Lower Engine Coolant Thermostat for 2003-2010 Infiniti M45 4.5L V8Special Price $23.59 Regular Price $33.99