Genuine Porsche Thermostat Housing

The Genuine Porsche Thermostat Housing (also called a coolant thermostat housing or thermostat cover) is an original-equipment cooling system component. It holds the thermostat in place and gives the coolant a sealed path through the engine. The thermostat regulates coolant flow, which helps the engine reach operating temperature quickly and stay there.

Key Features:

• Genuine Porsche part, built to the manufacturer's original specifications
• Seals the thermostat in the cooling circuit and connects it to the coolant passages
• Helps maintain steady engine operating temperature
• Made to withstand constant heat cycling and exposure to engine coolant
• Designed to match the original part for fit and function

A cracked, warped, or leaking thermostat housing can cause coolant loss and overheating. Replacing it with a genuine Porsche part restores a reliable seal and helps protect the engine. Replacing the thermostat, gaskets, seals, and coolant at the same time is a good idea. Select the correct part number from the options on this page.