Engine Coolant Thermostat 11537586885, Genuine Part Number Reference: 11537586885

This high-quality engine coolant thermostat is a direct replacement for OEM part number 11537586885.  
Also known as a thermostat housing, cooling control valve, or temperature regulator, it ensures optimal engine temperature by regulating coolant flow between the radiator and the engine block.  
Engineered for precision fit and long-lasting durability, this thermostat helps maintain efficient engine performance and prevents overheating or overcooling across a wide range of BMW, Peugeot, and Rolls-Royce models.

Key Features:
- Direct replacement for OEM part number: 11537586885  
- Also referred to as thermostat housing, coolant regulator, or temperature valve  
- Maintains optimal engine operating temperature  
- High-quality construction ensures reliable performance and longevity  
- Designed to meet or exceed OEM cooling system specifications  

Compatible With:
BMW  
- 3 Series (F30, F80) – 320i, 328i, 330i, 335i, 340i, M3 (2011–2018)  
- 4 Series (F32, F33, F36, F82, F83) – 420i, 428i, 430i, 435i, 440i, M4 (2013–2020)  
- 5 Series (E60, E61, F10, F11, G30, F90) – 520i, 523i, 525i, 528i, 530i, 535i, 540i, M5 (2001–present)  
- 5 GT (F07) – 530i, 535i, 550i (2009–2017)  
- 6 Series (E63, E64, F06, F12, F13) – 630i, 635i, 640i, 650i, M6 (2004–2018)  
- 7 Series (E65, E66, F01, F02, F03, F04, G11, G12) – 730i, 735i, 740i, 750i, 760i (2001–2022)  
- X5 (E53, E70, F15, F85) – 3.0i, xDrive30i, xDrive35i, xDrive48i, M50d, M (2000–2018)  
- X6 (F16, F86) – xDrive35i, xDrive50i, M50d, M (2014–2019)  
- 2 Series (F22, F87) – 218i, 220i, 228i, 230i, M2 (2012–2021)  

PEUGEOT  
- 407 (D2) – 1.8 16V, 2.0 16V, 2.2 16V, 3.0 V6 (2004–2011)  

ROLLS-ROYCE  
- Phantom VII (RR1, RR2, RR3) – 6.75L V12 (2002–2017)  
- Ghost (RR4) – 6.6L V12 Twin Turbo (2008–2020)  
- Wraith (RR5) – 6.6L V12 Twin Turbo (2013–present)  

Engine Codes:  
BMW – N52B25A, N52B30A, N54B30A, N55B30A, N63B44A, N63B44B, S55B30, S63B44A, B48B20, B58B30, M62B44, M73B54, N62B44A  
PEUGEOT – EW7A, EW10A, ES9A  
ROLLS-ROYCE – N73B68, N74B66, N74B68  

Year Range:  
2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022  

This is an aftermarket replacement part, not a genuine BMW component.