1、OE Number: The referencing OE number of this wideband UEGO gauge is30‑0300, which is molded and designed depend on the original data. 2、Large Display: The X‑Series wideband UEGO AFR sensor controller gauge features a visually striking faceplate and a larger seven segment center display. 3、Versatile Output: The gauge includes a 0‑5v and RS232 Serial Port output for feedback control and data logging. Additionally, it provides an AEMnet (CANbus) output for seamless data logging. 4、Enhanced Controller: X‑Digital wideband technology enables the gauge to read and report more values, resulting in optimized engine tuning and a safer operating condition overall. 5、Improved Response Time: The faster response time of the gauge improves wideband feedback control, ensuring a safer, more powerful, and accurate tune for your engine. 6、Accurate Data Analysis: The gauge can effectively account for dead time on an inertia for dyno during engine tuning, providing data in the correct operating location and leading to more accurate analysis. Item Type: Wideband UEGO Gauge OE Number: 30‑0300 Material: Metal, ABS 52 mm gauge diameter and 0.825in ultra thin gauge depth The measuring cup depth is only 0.200 inches deep! Auto dimming Displays gasoline values from 8.0:1 to 20.0:1 AFR Displays for Lambda values from 0.55 to 2.00 0-5V output gasoline values from 8.5:1 to 18.0:1 AFR CANbus outputs gasoline values from 8.0:1 to 20.0:1 AFR CANbus outputs for lambda values from 0.55 to 2.00 The display can be configured by the user via a button on the instrument surface to change the AFR value, for Lambda and O2%, and the 3- or 4-digit display 1 x Wideband UEGO Gauge Kit 1 x Manual Please double check the part number of your item, matching information is for reference only.