Water Neck.
Engine Coolant Housing where a Thermostat is used but not included.

• Part of your vehicle’s cooling system
• Holds the coolant thermostat
• Replace when leaking

Your car needs coolant to help control your engine's temperature and keep it from overheating. The coolant thermostat checks your engine’s temperature and controls the flow of coolant. When your car heats up, the thermostat opens to let the coolant to circulate throughout your engine. When the engine reaches the proper temperature again, the coolant is sent back to your radiator to be cooled down. This crucial thermostat needs a place to live, which is where the Engine Coolant Thermostat Housing comes in.

Although the main job of your Nissan Engine Coolant Thermostat Housing is to hold the coolant thermostat, it also helps coolant move between the radiator and engine. This is why it's imperative that your Engine Coolant Thermostat Housing remains leak-free. A failing Engine Coolant Thermostat Housing will likely leak coolant. Be on the lookout for any puddles beneath your engine bay that are greasy and yellow, green, or pink.

A leaking Engine Coolant Thermostat Housing can lead to other vehicle damage. Without a properly functioning cooling system, your vehicle can overheat. Overheating can damage, warp, and crack important engine components. If you come across coolant leaks, the Engine Coolant Thermostat Housing may be the source and should be looked at.

The Engine Coolant Thermostat Housing is typically located between the radiator and engine. If you determine your Engine Coolant Thermostat Housing is behind your coolant leak, you need a replacement straight away. Luckily, this is an easy replacement to do by yourself. Since you're working with coolant, which gets extremely hot when your engine is running, you need to make certain you let your Nissan cool down completely before beginning the repairs. Or you can take your Nissan to a service center to have trained technicians replace the housing.

Your Nissan needs the cooling system to stay operational. You need a replacement Nissan Engine Coolant Thermostat Housing that fits. Ordering OEM-made parts is a fantastic way to find replacement parts that fit and work with your specific vehicle.

The Engine Coolant Thermostat Housing, part 110614S100, fits Nissan Frontier 1999-2004. See the What This Fits tab for more details.

Fits Frontier, Xterra