Features:

• X-Series Wideband UEGO AFR Controller Gauges were the fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitor wideband AFR controllers
• Patented X-Digital wideband technology (Patent 9,575,030)
• Factory calibrated resistor does not require free-air calibration, but can be free-air calibrated
• Auto-Sensor Detection between AEM FAE and Bosch LSU 4.9 wideband sensors
• Compatible with supply voltages up to 16V
• 0-5V & RS232 output for data logging and feedback control, AEMnet (CANbus) for data logging and daisy-chaining multiple controllers up to 16 cylinders
• 52mm gauge diameter and slim 0.825" gauge depth(Gauge cup depth only .200" deep)
• Auto-dimming feature
• User-configurable display for changing between AFR, Lambda, and O2%, and 3- or 4-digit display
• Black bezel and black double-sided faceplate included (silver bezel/white faceplate option sold separately, PN 30-0300-ACC)