Searching for a full featured, but practical Standalone ECU for your next project? The Adaptronic M1200 replaces the 420 and 440 models of the Adaptronic. features all of the functions found on modern engine control units at a very competitive price. Price includes either a short or long flying lead harness. Long Flying Lead harness is designed to completely rewire the engine bay. Does not include connectors. Short Flying lead harness is designed to be spliced into a good condition OEM harness. This ecu also includes features such as overheat protection, overboost protection, antilag settings, boost control, and direct fire.