Bosch LSU 4.9 Wideband Oxygen Sensor - 17025 (0258017025)

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The Bosch 17025 LSU 4.9 Wideband Oxygen Sensor is a critical component for precise air-fuel ratio (AFR) monitoring and engine tuning. Utilizing advanced planar ceramic technology, this sensor delivers highly accurate readings and faster light-off times compared to older sensor designs. It is engineered to withstand high exhaust temperatures and provide the stable signal necessary for performance engine management systems. Genuine Bosch sensor ensures reliability and accurate feedback for ECU tuning LSU 4.9 sensing element provides precise measurement of oxygen content in exhaust gases Planar construction for rapid heat-up and response Designed for use with wideband controllers and engine management systems Manufacturer Part Number: 0258017025 Show more