AA Ignition Oxygen Sensor OEM 17025 GWA427

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces 17025, 0258017025 - Compatible with AEM 30-4110, 30-0300, 30-0310 - X Series AFR Inline Controller - UEGO Air and Fuel Ratio Wideband Replacement LSU 4.9 Oxygen Sensor - Also called the Lambda Sensor, it measures the ratio or proportion of oxygen mixed in the fuel of your vehicle, which is essential for the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust the ratio for it to perform properly.

Compatible Replacement for AEM AFR Gauge & Controllers - LSU 4.9 Wideband Controllers Gauges. This replacement Air Fuel Ratio Lambda Sensor helps improve engine performance and fuel efficiency by reducing CO2 and other harmful emissions, which extends the life of your catalytic converter. Replaces Part# 17025, 0258017025, 304110, 300300, 300310, which is also compatible with AEM Wideband Controllers with part numbers 30-4110 Digital Wideband UEGO Gauge, 30-0300 - X Series Digital Wideband UEGO AFR Gauge, 30-0310 - X Series Inline Wideband UEGO AFR Controller. OEM Fit, Quality & Finish - While this is not a genuine OEM oxygen sensor, it is a direct replacement manufactured by AA Ignition. This AEM wideband sensor will match or exceed factory specifications and is built to withstand a high temperature environment for longer durability. Lifetime Warranty -