This fitting is designed to adapt the Ford Territory turbo engine stock oil pressure sensor when using the Aeroflow braided line and filter kit (AF30-1000 or AF30-1005). This adapter will also suit most aftermarket line kits. It features a male to female -4AN with a 1/8" NPT port in the centre. This 1/8" NPT will also suit a aftermarket transducer if you wish to use this or a 1/8" NPT expander to 1/4" NPT female is included to suit the factory oil pressure sensor.