This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life. Vehicle model years this part fits (be sure to check your vehicle trim using the Amazon garage) - [Chevrolet Cobalt: 2006, 2007] - [Chevrolet HHR: 2006, 2007] - [Chevrolet Malibu: 2006, 2007] - [Chevrolet Vectra: 2003, 2004, 2005] - [Pontiac G4: 2006] - [Pontiac G5: 2007] - [Pontiac G6: 2006, 2007] - [Pontiac Pursuit: 2006] - [Pontiac Solstice: 2006, 2007] - [Saturn Aura: 2007] - [Saturn Ion: 2006, 2007] - [Saturn L100: 2001, 2002] - [Saturn L200: 2001, 2002, 2003] - [Saturn L300: 2004] - [Saturn LS: 2000] - [Saturn LS1: 2000] - [Saturn LW1: 2000] - [Saturn LW200: 2001, 2002, 2003] - [Saturn Sky: 2007] - [Saturn Vue: 2006, 2007]