FASS Paccar Fuel Line Adapter Kit - For Trucks Without Frame Mounted Water Separator

For installing a FASS Industrial Series System on a late-model Paccar MX-13 engine without a frame-mounted water separator. Includes fittings to adapt the FASS return and feed lines to the factory fuel module while retaining factory fittings, plus a new spring and pressure relief fitting to bring fuel pressure down to approximately 12 PSI. Pairs with FASS Industrial Series fuel systems.