AEM Sensor Harness for 30-0300 X-Series Wideband Gauge - 30-3427

About Product About the Brand AEM Sensor Harness for 30-0300 X-Series Wideband GaugeSensor Harness for 30-0300 30-0333, 30-0334 X-Series Wideband Gauge. AEM Sensor Harness for 30-0300 X-Series Wideband Gauge. Gauge Wiring Harness. XSWB Sensor Harness Whether its for a full rebuild or some standard maintenance, the proper engine components are needed to make sure your vehicle is running smooth. wiring connectors can be used to connect various types of electrical components together without having to use a soldering iron. About AEM AEM was founded in 1987 by John Concialdi (J.C.) and Bob Sullivan as a tuning performance shop. The shop focused on vintage automobiles and the latest trends in street racing modified imports. With it's location in Compton California, AEM was embedded in the tuner market from the very beginning. It was a matter of being in the right place, at the right time, with the right technical knowhow. Between J.C. and Sullivan, AEM had two important advantages. T