/live/media/UR/UR_11537509227PRM_Fro.jpg)
OE Quality
60-Day Returns
URO
Heavy Duty Aluminum Upgrade, Lifetime WarrantyURO 11537509227PRM Engine Coolant Thermostat / Water Inlet Assembly
| Brand | URO 11537509227PRM |
|---|---|
| Color | Silver |
| Inside Diameter | 31.97 |
| Opening Temperature | 98 |
| Gasket Or Seal Included | Yes |
| Housing Material | Aa 7031 |
| Bleeder Screw Included | No |
| Thermostat Material | Steel |
| Mounting Hole Diameter | 6.9 |
| Product line | Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| Fits | BMW · 67 vehicles |
Cross-references Dorman - Conduct-Tite 85955, URO 11537509227PRM and 11 53 0 139 877 for the same application. See all 7.
$68.17Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Engine Coolant Thermostat / Water Inlet Assembly options
Thermostat and Housing Overview
This URO Premium engine coolant thermostat and water inlet assembly is built for BMW cooling system service where the original housing is prone to failure. It combines a silver aluminum housing with a steel thermostat and included gasket for a direct replacement style repair. Part number 11537509227PRM is a heavy-duty aluminum upgrade for select BMW applications.
Key Features
- Aluminum housing in AA 7031 material for improved durability.
- Steel thermostat with a 98-degree opening temperature.
- Gasket or seal included for a complete sealing interface.
- URO Premium re-engineered design for failure-prone cooling components.
- Part number 11537509227PRM with URO Premium PRM identification.
Detailed Description
Designed as a replacement thermostat housing assembly, this part addresses common cooling system wear points by using more robust materials than many original plastic-style units. The housing material, thermostat construction, and included seal support a reliable coolant flow control setup for BMW 325Ci, 330Ci, X3, X5, 325i, 330i, 525i, 530i, Z4, Z3, 323i, 328i, and 528i applications. If you are replacing a leaking or deteriorated thermostat housing, 11537509227PRM provides a service-focused solution for BMW cooling system maintenance.
What It Is Used For
- Replacing a cracked or leaking thermostat housing.
- Restoring proper coolant temperature regulation.
- Addressing seal-related coolant loss at the housing interface.
- Updating a worn cooling system component with aluminum construction.
- Servicing BMW cooling systems that use part number 11537509227PRM.
Installation Notes and Tips
Verify engine and chassis fitment before installation, since this assembly is listed across multiple BMW models and years. Confirm the thermostat opening temperature and housing dimensions against the original part during service. The fitment data includes BMW 325Ci, 330Ci, X3, X5, 325i, 330i, 525i, 530i, Z4, Z3, 323i, 328i, and 528i applications; some listings note production-date-specific coverage for 1998-1999 528i models.
Quality Assurance
URO Premium states that its PRM line uses re-engineered designs and higher-grade materials to improve durability over failure-prone original parts. This product carries a Lifetime Warranty and is identified by the URO Premium seal and PRM suffix.
This part fits 67 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2006 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2006 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2006 | BMW | X3 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2006 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 325i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 325xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 330i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 330xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 525i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | 530i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | X3 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2005 | BMW | Z4 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 325i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 325xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 330i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 330xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 525i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | 530i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | X3 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2004 | BMW | Z4 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 325i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 325xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 330i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 330xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 525i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | 530i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2003 | BMW | Z4 | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 325i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 325xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 330i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 330xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 525i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | 530i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2002 | BMW | Z3 | Coupe | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 325Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 325i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 325xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 330Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 330i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 330xi | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 525i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | 530i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | X5 | 3.0i | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2001 | BMW | Z3 | Roadster | — | 2.5L | L6 | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | 323Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | 323i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | 328Ci | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | 328i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | 528i | — | — | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 2000 | BMW | Z3 | Roadster | — | 2.5L | L6 | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 1999 | BMW | 323i | — | Sedan | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 1999 | BMW | 328i | — | Sedan | — | — | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 1999 | BMW | 528i | — | — | — | — | N/A | Production Date Range: From 09/1998; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 1999 | BMW | Z3 | Roadster | — | 2.5L | L6 | N/A | Aluminum Housing; Includes Thermostat & Gasket; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| 1998 | BMW | 528i | — | — | — | — | N/A | Production Date Range: From 09/1998; Heavy Duty Aluminum Upgrade, Lifetime Warranty |
| No rows match your filter. | ||||||||
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - Conduct-Tite — 85955URO — 11537509227PRM11 53 0 139 87711 53 1 437 04011 53 7 509 227URO-007365Z63001