Compatibility: All BMW Makes, Models, Years, Engines with an Intake Air Temperature Sensor.

You are buying a BMW resistor chip. Increase your performance, horsepower, speed, torque, and mpg to its best with this simple upgrade mod. This timing advanced resistor module plugs directly into your IAT sensor. If your IAT sensor has more than two wires, the resistor will need to be spliced into the two wires that are for the IAT sensor. Vehicle must have an Intake Air Temperature sensor. The amount of MPG and HP increased varies between each vehicle.

Th Performance Resistor Module is the answer to today’s high fuel prices and all of us looking to squeeze out that hidden power and fuel economy out of your engine. The advantage of the Performance Resistor Modules is that they do not directly interfere with your Factory ECM. Very simple to install and takes only a few minutes to install. Some mechanic background is recommend. Even works on diesels. Stackable and compatible with other Power Programmer or Handheld tuner installed. Fully compatible with turbocharged and supercharged. With the new fuel injection systems, a common problem among all vehicles is that it runs too rich from the factory. This module will automatically tune your automobiles air/fuel ratio mixture to run at stoichiometric levels. This in return helps you save more fuel and while tuning your vehicle, you will gain horsepower. This inexpensive modification will pay for itself in the first week. A mechanic is not required to complete this do-it-yourself installation kit. Do not be alarmed if your check engine light shows up or idles rough at first, it takes a little time for the engine to adjust. ECU may need to be reset for the brain to learn the mod. This mod is for offroad applications only.