Replacement REPN318005 Engine Coolant Thermostat Housing Assembly 180 Degree with Integrated Housing

The Replacement REPN318005 is an integrated engine coolant thermostat housing assembly engineered as a direct-fit OEM replacement for select Nissan and Infiniti vehicles. Operating at the OE-specified 180°F (82°C) opening temperature, this all-in-one assembly ensures proper engine temperature regulation and coolant flow management for optimal performance and longevity.

This thermostat housing assembly is an all-in-one, bolt-on solution that includes the thermostat, housing, and seal — providing everything needed for a complete replacement job without sourcing additional components separately.

Key Features:

• Integrated housing design — thermostat, housing, and seal included in one assembly
• 180°F (82°C) OE opening temperature for precise engine thermal management
• Direct-fit aftermarket replacement — no modifications required
• Meets or exceeds OE standards for fit, form, and performance
• Compatible with gasoline engines (V6 applications)

OEM & Interchange Part Numbers:

• Replaces: 14668, 32178, 34041, 39180, 85687
• Also crosses: 391180, 432180, 9025249, 1767082Z00, 2120031U1B

Restoring proper thermostat function helps prevent engine overheating and ensures the cooling system maintains the ideal operating temperature range, protecting your engine from premature wear and thermal damage.