For sale: Superchips cortex 1950 computer programmer. Will scan and clear DTC’s, display engine parameters, and tune for either 87, 89, or 91+ octane fuel. Max hp gain +20, max torque gain +28 when used on 1999-2010 Explorer SOHC 4.0L. $200 Canadian or best offer. Works with other Ford gas/diesel cars and trucks. Check your figment if not used on 4.0L Explorer.