Programmable ECU Might be Demanded. dont listen to the Particular people who say it's going to operate by using a inventory ECU since it wont. certain you bodge it and have it operating excellent at Large Open Throttle but it will eventually idle like shit and be a whole pig https://4age20vblacktopforsale73681.tinyblogging.com/the-5-second-trick-for-4age-20v-78275668