Edelbrock Part #15804 Cooling System Upgrade kit is necessary when installing Edelbrock Supercharger System #1580 or #1585 in a 2005-06 Mustang GT. This kit relocates the thermostat from the cold side of the radiator to the hot side for improved cooling. Kit contains all necessary hoses, clamps and hardware.
Installation Instructions
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2005-2006	Ford	Mustang	GT