
Vehicle Specific
Check if it fits by entering your vehicle info| Brand | Dorman |
| Part Number | 902-991 |
| Part Description | Engine Coolant Thermostat Housing |
| Air Vent (Bleeder Valve) | No |
| Bolt Hole Diameter | 0.313" |
| Bolt Hole Quantity | 2 |
| Bolts Included | No |
| Color/Finish | Black |
| Housing Neck Angle (°) | 45 Degree From Base |
| Material | Plastic |
| UPC | 019495265436 |
| OE Part Number | 038 121 121B, 06B 121 121, 06B 121 121L |
| Thermostat Included | No |
| Year Make Model | Trim | Engine |
|---|---|---|
| 1997-2001 Audi A4 | All Trims | All Engines |
| 2000-2001 Audi A4 | All Trims | 4 Cyl 1.8L |
| 2005-2008 Audi A4 | All Trims | All Engines |
| 2006-2008 Audi A4 | All Trims | 4 Cyl 2.0L |
| 2000-2001 Audi A4 Quattro | All Trims | All Engines |
| 2001 Audi A4 Quattro | All Trims | 4 Cyl 1.8L |
| 2005-2008 Audi A4 Quattro | All Trims | All Engines |
| 2007-2008 Audi A4 Quattro | All Trims | 4 Cyl 2.0L |
| 2005 Audi S4 | All Trims | All Engines |
| 1999-2005 Volkswagen Passat | All Trims | All Engines |