Stant 14128 Engine Coolant Thermostat - Lower

OE-Type 180 Degree Thermostat

This Stant engine coolant thermostat is built to OE-type specifications for a direct-fit cooling system service part. It is set to 180 degrees and uses a stainless steel assembly for smooth operation and consistent temperature control.

• OE-type thermostat design for factory-style cooling system service
• 180 degree opening temperature for specified applications
• Stainless steel assembly for smooth performance
• Durable construction for long service life
• Fits a wide range of Acura, Infiniti, Kia, Lexus, Mitsubishi, Nissan, Toyota, Volvo, Hyundai, Chrysler, Dodge, and Honda applications

Detailed Product Information

Stant 14128 is an engine coolant thermostat designed around original equipment dimensions and operating characteristics. The OE Type Thermostat line focuses on factory-style replacement parts, and this unit follows that approach with a 180 degree temperature rating, a 1.2 inch bypass plate diameter, and a 2.52 inch flange diameter without seal. Its stainless steel assembly supports smooth movement in the cooling circuit, while the durable material construction is intended for long service life. This part number, 14128, is used across many applications including Nissan Armada, Toyota Tundra, and Mitsubishi Outlander fitments, along with numerous other passenger and light-duty vehicles.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Issues It Can Address

• Engine running too cool or too warm due to thermostat wear
• Delayed coolant flow regulation after warm-up
• Temperature instability in the cooling system
• Replacement needs for OE-temperature service intervals
• Cooling system service on vehicles calling for a 180 degree thermostat

Installation Notes and Tips

Verify the temperature rating, flange dimensions, and application notes before installation. Fitment includes standard and lower-position applications, so confirm the exact vehicle listing and note details for your model. Use fresh coolant and inspect the thermostat housing and sealing surfaces during service. This part number, 14128, should be matched to the vehicle-specific fitment notes shown for the application.

Quality Assurance

Stant OE Type Thermostat parts are built to original equipment design standards and use stainless steel construction for dependable operation. The OE-style design supports factory-level replacement expectations across the listed applications.