Laboratory-calibrated Bosch LSU 4.2 wideband O2 sensor ensures factory-level accuracy for air/fuel ratio monitoring
Laser-etched calibrated resistor in connector body guarantees exact fit and reliable sensor output
No free air calibration required, simplifying installation and maintenance
Compatible with multiple AEM wideband air/fuel controllers for versatile use
Includes attached cable and male connector for straightforward replacement
Summarized by Shop
AEM's Bosch 4.2LSU Wideband UEGO O2 replacement sensor kit includes only the sensor (with attached cable and male connector) and is intended to replace an existing mounted wideband sensor used with AEM wideband air/fuel UEGO controllers.These sensors have a laser-etched, calibrated resistor in the sensor's connector body. This resistor is