The coolant level sensor is a direct replacement for select 1998-2011 BMW applications. It monitors coolant level and triggers the low coolant warning.

Walker Products 211-1044 Coolant Level Sensor Features:

• Fits 1998-2000 BMW 323i; 1998-1999 BMW 323is; 1999-2011 BMW 328i, M3; 2000 BMW 323Ci, 328Ci; 2000-2011 BMW X5; 2001-2006 BMW 325Ci, 325i, 325xi, 330Ci, 330i, 330xi
• Fits 2002-2005 BMW 745Li, 745i; 2003-2007 BMW 525i; 2003-2011 BMW Z4; 2004-2007 BMW 530i; 2004-2005 BMW 545i, 645Ci; 2004-2011 BMW 760Li; 2004-2006 BMW 760i
• Also fits select BMW applications
• Mounting type: Plug In
• Female oblong electrical connector
• Plastic construction
• Mounting hardware not included