Fits: 2002–2003 Ford Excursion aFe77-43040In-Line ModulesIncreased Power and Performance: SCORCHER HD performance chips deliver significant power gains by increasing turbo boost as well as optimizing fuel injection timing and pulse width. Unlike many other chips on the market that flash IN the ECM, our performance chips receive data from the ECM and alter signals appropriately. Easy Installation: After removal of the vehicles ECM, the installation is a breeze. Remove the cover to find the ECM port connections, clean the ports, then simply slide the chip into the ECM. No cutting, splicing, or modifications of wiring is necessary. Four Power Settings: A knob can be mounted in the cabin for easy, on-the-fly adjustability to accommodate any driving situation. The four settings are: +50 Horsepower, +75 Horsepower, +100 Horsepower, HOT IN (up to +140 Horsepower) Fitment Note: This part number works with ECM DPC-492 code and supports the following box codes: NQW, QLI, SHT and MAP.aFe Scorcher HD modules include a high-quality case and wire harness with factory-style connectors for an easy plug-and-play installation. An LED light switch provides in-cabin, on-the-fly power adjustments. The four power settings are adjustable with one button and the LED light represent the settings: stock (green), sport (yellow), sport+ (orange) and race (red). The aFe Scorcher HD modules add significant power by altering pressure sensor signals to increase turbo boost and fuel pressure to improve vehicle efficiency, power, and throttle response. They use a high-quality aluminum extrusion black powdercoated enclosure casing and factory-style connectors which requires no modification to your factory harness. These factory-style connectors plug directly into the stock wiring harness connectors and sensors.
