This genuine Nissan engine thermostat is designed for the Nissan Navara D40 and Pathfinder R51 models equipped with the V9X engine. As a critical component in the cooling system, it is located on the right-hand side of the engine where the main coolant hose connects. Its primary function is to regulate coolant flow, ensuring your engine warms up efficiently and maintains its optimal operating temperature for performance and fuel economy.

A correctly functioning thermostat is essential for engine longevity and efficiency. This genuine 75-degree thermostat is the ideal replacement for a worn or faulty unit, restoring precise temperature regulation to protect your engine from running too hot or too cold.

Product Features

• Genuine Nissan Part: Manufactured to original equipment (OEM) specifications for a perfect fit and reliable performance.
• Precise 75°C Calibration: Opens at the correct temperature to maintain the V9X engine's optimal operating range.
• Durable Construction: Made from high-quality materials to ensure a long service life within the demanding cooling system environment.

Installation Notes 

Installation requires draining the cooling system to access the thermostat housing and should be performed by a qualified mechanic or experienced DIY enthusiast. It is highly recommended to replace the thermostat housing gasket and refill the system with fresh coolant during installation. This is also an ideal time to inspect radiator hoses for wear or damage.

Upper Radiator Hose - 215015X20A

Lower Radiator Hose - 215035X20A

Thermostat Housing Gasket - 2130600QAH

Vehicle Fitment

• Nissan Navara Spanish D40 V9X engine with the VIN# starting with VSK.
• Nissan Pathfinder R51 V9X engine with the VIN# starting with VSK.

Nissan Genuine Parts

Nissan Genuine Parts are designed and manufactured to the highest standards, ensuring a perfect fit and optimal performance for your vehicle. By choosing genuine, you are using a part engineered with high-quality materials for superior durability and reliability.