This Walker Products Engine Coolant Temperature Sensor fits your 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 Mercury Cougar Grand Marquis Monterey Mountaineer Mystique Sable Tracer 1.9L 2.0L 2.5L 3.0L 3.8L 4.2L 4.6L 5.0L L4 V6 V8 and is perfect for a tune up or performance upgrade. .
