Provides the performance and dependability you expect from ACDelco
Manufactured to meet expectations for fit, form, and function
An ACDelco Professional, premium aftermarket Engine Coolant Thermostat Seal is the high quality replacement ideal for many vehicles on the road today. It seals the thermostat housing and helps prevent coolant from leaking from the engine. This premium aftermarket replacement engine coolant thermostat seal is manufactured to meet your expectations for fit, form, and function.