Wideband Replacement O2 Sensor – Bosch 4.9LSU


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SKU: 30-2004 Category:


This kit includes a Bosch 4.9LSU sensor for use with any AEM Wideband UEGO Controller or Gauge originally using the 4.9LSU Sensor (including 30-4110).

The Bosch 4.9LSU sensor, which gives AEM Wideband controllers their speed and accuracy, is laboratory calibrated at the factory and never requires free air calibration when used with an AEM controller!

  • No free air calibration required – ever
  • Accurate to 0.1 AFR


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