High Flow Fuel Pressure Sensor Adapter for Mustang 4.6 GT and Cobra Engines. Allows the installation of Aeromotive High Flow Fuel Rails on 4.6 engines where it is desirable to retain the stock, returnless fuel system. Provides the proper sealing port, bolt pattern and mounting hardware to accept the stock Ford Fuel pressure sensor. Permits the OE fuel pressure sensor to be remote mounted or coupled directly to the Aeromotive fuel rail. -8 AN ORB inlet/outlet ports create a positive seal and eliminate the need for thread sealant. Fittings sold separately. Application: 1999 - 2004 4.6l Mustangs