MITZONE Aluminium Coolant Housing Water Outlet for 1.4L Chevy Cruze Sonic Trax Buick Encore — Complete Kit with Thermostat & Sensor

MITZONE's upgraded aluminum coolant housing water outlet is a full replacement assembly that restores coolant flow and houses the thermostat and temperature sensor for select 1.4L GM vehicles.

If your Cruze, Sonic, Trax, Volt or Buick Encore is showing coolant leaks, overheating warnings, or a failing thermostat sensor, replacing the water outlet with a complete MITZONE assembly is a direct repair path. This aftermarket unit is designed to match the factory mounting points and connections while upgrading to a durable aluminum body. It ships as a ready-to-install kit including the thermostat, bolts, sensor plug, clip and coolant temperature sensor for a one-stop repair.

Will this water outlet fit my 2011–2020 Chevy or Buick 1.4L?

This MITZONE outlet is engineered to be compatible with many 1.4L GM models across model years listed by the manufacturer. It replaces OE part numbers such as 25193922, 902-846, 55565334 and 1511105, and fits specific Cruze, Cruze Limited, Buick Encore, Chevy Sonic and Trax model years.

• Compatible with 2011–2016 Chevy Cruze and 2016 Cruze Limited
• Fits 2013–2021 Buick Encore and 2012–2020 Chevy Sonic
• Also compatible with 2015–2020 Chevy Trax
• Cross-references OE numbers 25193922, 902-846, 55565334, 1511105

What comes in the MITZONE replacement kit and why does that help?

The MITZONE kit arrives complete so you avoid sourcing multiple parts: the water outlet housing, a thermostat preinstalled or included, all necessary bolts, a sensor plug and clip, plus a coolant temperature sensor. Having these parts together reduces installation time and ensures mating surfaces and sensor hardware are correct for reliable operation.

• Complete assembly: housing plus thermostat for easier swap
• Included bolts and clip to match factory mount points
• New coolant temperature sensor to restore accurate readings
• Gasket included to help create a proper seal at the flange

How does the aluminum upgrade affect durability and cooling?

Compared with some plastic housings that can warp, crack or deteriorate from heat cycling, an aluminum housing offers improved strength and heat resistance. That means less chance of sudden failure from thermal stress and a longer-lasting mechanical connection for the thermostat and sensors.

• Aluminum body resists heat-related deformation
• Better corrosion resistance than low-grade plastics when coated properly
• Maintains seal integrity under repeated thermal cycles
• Consistent mounting surface for accurate sensor readings

How do I know when to replace the water outlet assembly?

Replace the assembly if you see coolant leakage around the outlet, get persistent overheating messages, experience fluctuating temperature gauge readings, or if the coolant temperature sensor reports erratic values. Installing a full MITZONE kit during such symptoms eliminates common failure points in one service.

• Visible coolant pooling under the front of the vehicle
• Dashboard overheating warnings or repeated low-coolant messages
• Inconsistent temperature gauge or check-engine codes tied to coolant sensor
• When replacing the thermostat or during head gasket/cooling-system repairs

Who is this for: The MITZONE upgraded aluminum coolant housing water outlet is aimed at do-it-yourself mechanics, independent shops and fleet maintenance teams working on 1.4L GM engines that need a robust, ready-to-install replacement. It’s useful when you want to replace the entire outlet assembly—including thermostat and sensor—at once to avoid repeat visits. If you're unsure about fitment for your specific VIN or model year, contact the seller with vehicle details before ordering to confirm compatibility.