Price includes the wiring only. IT DOES NOT INCLUDE CANTCU ITSELF. Usage - M57N/N2 (D2 D3 D4 D5) and M47N/N2 Custom wiring includes: -Wired Ecu plug (58pin body side) BMW EDC16 -Wired Gas pedal plug -Wired OBD2 plug -Wired Fuel pump plug -Wired CANTCU -Wired TCU (gearbox round plug) -Wired Gear shifter (10pin plug shifter) Out +12V on switch (ignition) Out +12V ECU feed Out +12V Fuel pump feed Out RPM (Analog signal) Out FAN control (works on BMW OEM 3pin fans only) Out x2 Grounds (chassis grounds) Note: Wirings may have differences from the photo shown but same placement.