AEM Bosch LSU 4.2 Wideband UEGO Installation Kit AEM Universal EMS Wideband 02 Kit Sensor/ Bung/ Connector/ Wire-Seals/ Pins Sensors/Connectors Bosch LSU 4.2 Bosch LSU 4.2 Wideband UEGO Installation Kit, Includes: Bosch LSU 4.2 Wideband UEGO Sensor, Weld-On Bung, Connector, Wire-Seals and Pins Bosch LSU 4.2 Wideband UEGO Installation Kit. Includes: Bosch LSU 4.2 Wideband UEGO Sensor, Weld-On Bung, Connector, Wire-Seals & Pins Includes: Bosch LSU 4.2 Wideband UEGO Sensor, Weld-On Bung, Connector, Wire-Seals & Pins Never requires free-air calibration when used with an AEM Controller and connector plug AEM Bosch LSU 4.2 Wideband Sensor, Bung, Connector, Wire-Seals and Pins. No calibration required when used with our gauges. LSU 42 SENSOR WINSTALL KIT AEM - Sensors/Connectors Accurate to 0.1 AFR Oxygen Sensor Sold as a kit AEMEOXYGSENS