These new Phantom EFI Fuel Systems include all main fuel system components required to create a true, pulse-modulated,??return-less? EFI fuel system.? Specifically engineered for engines with today?s Hot New Carb to EFI Throttle Body Conversion Systems equipped with a fuel pressure transducer and an ECU capable of controlling fuel pressure with pulse modulation technology.? Includes the desired Phantom Baffled Fuel Pump Kit with a 340 LPH fuel pump.? Each system includes Aeromotive billet high-flow billet fuel filter, filter mounting bracket, plus all the required port fittings and o-rings. For ?return-less style? throttle body EFI conversion systems. Suitable for naturally aspirated EFI engines producing from 300- 500 flywheel Horse Power.? AN-06 Style fuel hose and hose-ends are required for the installation of a fuel supply line, sold separately and not included. This kit contains the following parts: 1ea p/n 18688 Phantom 340, 1ea p/n 12321 Filter 10 micron Paper, 1ea p/n 12305 Filter Bracket, 2 ea p/n 15606 AN-06 ORB to AN-06 flare, 2 ea p/n 15609 AN-10 ORB to AN-06 flare, 1ea p/n 15626 AN-06 Port Plug.