URO 038121121 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for Volkswagen

This URO engine coolant thermostat housing is built for direct replacement on select Volkswagen applications, including Golf, Jetta, and Beetle models. It is manufactured to OE dimensions for straightforward bolt-on installation and secure hose connections.

• Direct-fit thermostat housing for select Volkswagen cooling system repairs
• OE-style dimensions support accurate alignment and hose sealing
• Composite or alloy construction helps resist flange warping and cracking
• Includes temperature sensor ports where applicable
• 24-month unlimited mileage warranty

Detailed Product Overview

Part number 038121121 is an engine coolant thermostat housing designed for vehicles that need a replacement housing with proper fitment and reliable coolant routing. This housing is a practical choice for 1999-2004 Volkswagen Golf and Jetta, as well as 1998-2003 Volkswagen Beetle and 2004 Volkswagen Beetle with ALH engine. The URO 038121121 is made to match OE dimensions, helping maintain correct hose connection points and sealing surfaces during cooling system service.

This part cross-references Dorman - OE Solutions 902-993 for the same application.

Common Repair Uses

• Cracked thermostat housing causing coolant leakage
• Warped flange surfaces that prevent a proper seal
• Damaged or worn hose connection points
• Failed housing replacement during cooling system repair
• Sensor-port housing replacement where applicable

Installation Notes and Tips

Verify engine code and vehicle year before installation, especially on the 2004 Volkswagen Beetle with ALH engine. Inspect the mating surfaces, hoses, and temperature sensor connections before bolting the housing in place. Confirm the thermostat and related seals are correct for the application, and refill the cooling system according to factory service procedures.

Quality Assurance

URO backs this thermostat housing with a 24-month unlimited mileage warranty. The housing is engineered for guaranteed fitment and built from materials selected to help reduce flange distortion and cracking in normal service.