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URO 032121111AP Engine Coolant Thermostat Housing - Lower
| Brand | URO 032121111AP |
|---|---|
| Position | Lower |
| Material | Plastic |
| Outlet Port Diameter | 1.03 |
| Gasket Or Seal Included | Yes |
| 671 | 3 |
| Flange Thickness | 0.53 |
| Air Vent (Bleeder Valve) Included | Yes |
| Base Width (In) | 2.7 |
| Bolt Hole Diameter (In) | 0.29 |
| Center Bore Diameter (In) | 1.77 |
| Flange Length (In) | 3.8 |
| Flange Width (In) | 2.7 |
| Gasket Material | Rubber |
| Hardware Included | No |
| Housing Neck Angle (Deg) | 90 |
| Number Of Outlet Ports | 5 |
| Thermostat Included | Yes |
| Fits | Audi and Volkswagen · 25 vehicles |
OE dimensions. Easy bolt-on installation with reliable hose connections.
Plastic housing. Resists flange warping and cracking that can lead to coolant leakage.
Gasket and thermostat included. Ready for a complete cooling-system service.
Cross-references Dorman - OE Solutions 902-958, URO 032121111AP and 032 121 111AN for the same application. See all 9.
Engine Coolant Thermostat Housing for VW and Audi
URO 032121111AP is an engine coolant thermostat housing built to OE dimensions for a direct bolt-on replacement. It is made for lower cooling system applications on select Volkswagen and Audi models, with a plastic housing, integrated thermostat, gasket, and bleeder valve for a service-ready installation.
- OE-style thermostat housing for reliable hose connection and proper fitment
- Plastic construction helps resist flange warping and cracking
- Includes thermostat, gasket/seal, and air vent (bleeder valve)
- Five outlet ports with a 90-degree housing neck angle
- Includes temperature sensor ports where applicable
- URO part number 032121111AP
Fitment Details
Compatible with lower cooling system applications on select Volkswagen Golf, Volkswagen Polo, Volkswagen Lupo, Volkswagen SportVan, and Audi A3 models. Fits 2000-2007 Volkswagen Golf, lower; 2003-2007 Volkswagen Polo, lower; 2005-2009 Volkswagen Lupo, lower; 2007-2010 Volkswagen SportVan, lower; and 2003-2005 Audi A3, lower. This part cross-references Dorman OE Solutions 902-958 for the same application.
What This Part Helps Address
- Coolant leakage from a cracked or warped thermostat housing
- Improper hose sealing at the coolant outlet ports
- Overheating caused by thermostat housing failure
- Air trapped in the cooling system after service
- Fitment issues from a housing that does not match OE dimensions
Installation Notes
Verify the lower housing location, outlet port layout, and sensor-port requirements before installation. The housing is designed for easy bolt-on replacement, and the included gasket/seal and bleeder valve support a cleaner cooling system service. Confirm hose routing and flange alignment during installation to help prevent leaks.
Quality Assurance
URO manufactures this thermostat housing to OE dimensions for dependable fit and hose connection integrity. The housing uses a high-quality plastic construction to help reduce flange distortion and cracking. Backed by a 24-month unlimited mileage warranty.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2010 | Volkswagen | SportVan | Lower | — |
| 2009 | Volkswagen | Lupo | Lower | — |
| 2009 | Volkswagen | SportVan | Lower | — |
| 2008 | Volkswagen | Lupo | Lower | — |
| 2008 | Volkswagen | SportVan | Lower | — |
| 2007 | Volkswagen | Golf | Lower | — |
| 2007 | Volkswagen | Lupo | Lower | — |
| 2007 | Volkswagen | Polo | Lower | — |
| 2007 | Volkswagen | SportVan | Lower | — |
| 2006 | Volkswagen | Golf | Lower | — |
| 2006 | Volkswagen | Lupo | Lower | — |
| 2006 | Volkswagen | Polo | Lower | — |
| 2005 | Audi | A3 | Lower | — |
| 2005 | Volkswagen | Golf | Lower | — |
| 2005 | Volkswagen | Lupo | Lower | — |
| 2005 | Volkswagen | Polo | Lower | — |
| 2004 | Audi | A3 | Lower | — |
| 2004 | Volkswagen | Golf | Lower | — |
| 2004 | Volkswagen | Polo | Lower | — |
| 2003 | Audi | A3 | Lower | — |
| 2003 | Volkswagen | Golf | Lower | — |
| 2003 | Volkswagen | Polo | Lower | — |
| 2002 | Volkswagen | Golf | Lower | — |
| 2001 | Volkswagen | Golf | Lower | — |
| 2000 | Volkswagen | Golf | Lower | — |
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