ZEITRONIX WIDEBAND LAMBDA Replacement O2 Sensor LSU 4.2

ZEITRONIX WIDEBAND LAMBDA Replacement SensorAdditional Bosch Wideband Oxygen Sensor LSU 4.2 Genuine Bosch LSU 4.2. Check which O2 sensor is compatible  with your Wideband controller. O2 sensor connector plug is usually a good indicator of what you have. LSU 4.2 connector size is about 0.9″ x 0.6″ (32mm x 20mm)