This kit includes: - ECU - Simplified wiring - OPTIONAL FUEL PUMP AND FILTER - OPTIONAL GAS PEDAL - OPTIONAL GEAR SHIFTER/SELECTOR Custom ECU programming available below. Simplified wiring EDC16 includes: Ecu plug (58pin body side) Gas pedal plug OBD2 plug Fuel pump plug Out +12V on switch (ignition) Out RPM Out FAN control (works on BMW OEM 3pin fans only) x2 Grounds (to chassis) Note: Wirings may have differences from the photo shown but same placement.