Gates CO34983 Engine Coolant Thermostat / Water Outlet Assembly

Gates Coolant Outlet Assembly with Thermostat

The Gates Coolant Outlet Assembly, part number CO34983, is an OE-style engine coolant thermostat and water outlet assembly built for direct replacement service. It is designed for Hyundai and Kia applications that require a 190-degree thermostat and integrated sealing surfaces for a precise fit.

Gates Coolant Outlet products are engineered to address common material and design issues seen in many aftermarket cooling parts. This coolant outlet assembly follows original equipment dimensions and function for dependable temperature control in vehicles such as the Hyundai Santa Fe, Hyundai Santa Fe XL, Kia Sorento, and Kia Sedona.

Key Features

• Part number CO34983 coolant outlet assembly with thermostat
• OE exact fit design for direct replacement service
• Plastic housing construction
• Integrated seals and sensor included in the assembly
• 88 degree C thermostat specification with 190 degree OE temperature application
• Six bolt-hole mounting pattern
• No gasket required
• Multiple outlet diameters for OE-style hose and coolant routing

Product Details

This Gates coolant outlet assembly is built to match the original layout used on select Hyundai and Kia cooling systems. The housing combines the thermostat and outlet body into one service part, helping restore proper coolant flow control and temperature regulation. The CO34983 is listed as an OE exact replacement and cross-references Hyundai/Kia part number 256003CAE0 for the same application.

Compatible With 2013-2019 Hyundai Santa Fe XL, N/A; 2013-2018 Hyundai Santa Fe, N/A; 2015-2018 Kia Sedona, N/A; 2014-2018 Kia Sorento, N/A; 2012-2017 Hyundai Azera, N/A; and 2014-2016 Kia Cadenza, N/A. Use this part when servicing a cooling system that requires the correct thermostat housing and outlet configuration for these vehicles.

Common Repair Uses

• Replacing a cracked or warped coolant outlet housing
• Restoring thermostat function in an overheating cooling system
• Repairing coolant leaks at the outlet or seal surfaces
• Addressing temperature control issues caused by a worn thermostat assembly
• Replacing a damaged OE-style water outlet on Hyundai and Kia models

Installation Notes

Verify engine application, hose routing, and connector layout before installation. Clean all mating surfaces thoroughly and inspect adjacent hoses, clamps, and sensors for wear before reassembly. Because this assembly uses integrated seals and an OE-style housing design, proper alignment during installation is important for leak-free operation.

Quality Assurance

Gates designs its Coolant Outlet line to provide a cost-effective replacement for common aftermarket cooling-system issues while maintaining original fit and function. The CO34983 is built for long service life and OE-style performance in the specified Hyundai Santa Fe, Hyundai Santa Fe XL, Kia Sorento, Kia Sedona, Kia Azera, and Kia Cadenza applications.