Outputs: Up to 4 injector and 4 ignition. Suits: Universal 1-8 cylinder or 2 rotor applications. Includes: Elite 550 ECU, basic universal wire-in harness, waterproof USB cap, USB programming cable. Notes: Haltech's entry level, single connector ECU Kit. Ideal for basic 4 cylinder or 2 rotor engine applications and basic EFI conversions. D