Aisin THN014 Engine Coolant Thermostat Housing Assembly

The Aisin THN014 Engine Coolant Thermostat and Housing Assembly is an OE-quality replacement component designed to maintain optimal cooling system performance. This complete assembly combines the thermostat and housing in one unit for simplified installation and reliable operation.

Key Features:

• OE manufactured for exact form, fit, and function
• Complete assembly includes thermostat and housing for convenient replacement
• Maintains coolant within the optimal temperature range
• Manufactured using high-quality materials for long-lasting durability
• Features correct OE-specified operating temperature
• Helps prevent overheating and ensures efficient engine operation

Aisin is a globally recognized automotive supplier and the 5th largest OEM parts manufacturer in the world. Founded in 1965, the company has built a reputation for producing premium original equipment matched components that deliver reliable performance and precise fitment. This thermostat assembly replaces OEM part number 21200-4W000 and cross-references to multiple aftermarket numbers including 14138, 343-180, WH-NE-76.5, 143-0788, and 34819.