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FAST XFI Sportsman & EZ LS engine control kit is a laptop-tunable EFI and ignition system for LS series engines, including a boost-capable XFI Sportsman ECU, multiport harness and EZ LS ignition ECU with harness. Built to manage boosted engines and aggressive camshafts, the kit uses FAST's C-COM tuning software to let builders tune late-model muscle, road, drag or track applications from a laptop.
FAST Engine Control System XFI Sportsman & EZ LS
